CA Final Direct Tax Laws • Module 4: International Taxation

Chapter 22: Double Taxation Relief & Foreign Tax Credit

Comprehensive study notes covering the concept of double taxation relief, bilateral relief under Section 159 (DTAA treaty override, non-discrimination, GAAR interaction, and mandatory Tax Residency Certificate / TRC in Form 41), unilateral relief under Section 160 for non-treaty countries, Foreign Tax Credit (FTC) mechanisms under Rule 76, foreign exchange conversion under Rule 206, the doctrine of Permanent Establishment (PE) under Article 5 of OECD/UN Model Conventions, and taxation of Business Process Outsourcing (BPO) units under the Income-tax Act, 2025 and Finance Act, 2026.

All Statutory Sections (Sec 159 & 160) Mapped
Applicable for AY 2025-26 & AY 2026-27
Landmark Judicial Precedents (P.V.A.L. Kulandagan Chettiar, Azadi Bachao Andolan)
2 In-Text Illustrations + 10 ICAI TYK Questions
Jurisprudential Foundation

Concept & Dimensions of Double Taxation

International Tax Jurisdictional Nexus
The Genesis of Cross-Border Double Taxation

In modern international commercial transactions, the simultaneous assertion of fiscal sovereignty by two or more sovereign nations over the same economic income gives rise to Double Taxation. This conflict arises from two competing jurisdictional principles:

1. Residence Rule (Worldwide Scope)

Stipulates that the sovereign state in which the taxpayer establishes fiscal residence, domicile, or Place of Effective Management (POEM) possesses the sovereign right to tax the taxpayer's worldwide income, regardless of where that income was earned or received.

2. Source Rule (Territorial Nexus)

Asserts that the sovereign state in which the income originates or is generated (the source state) has the primary fiscal right to tax that income, because the state provides market access, public infrastructure, and legal protection.

Juridical vs Economic Double Taxation
Parameter Juridical Double Taxation Economic Double Taxation
Definition Occurs when the same legal taxpayer is taxed on the same economic income by more than one sovereign jurisdiction in the same tax period. Occurs when the same economic transaction or income is taxed in the hands of two different legal taxpayers across jurisdictions.
Typical Example An Indian resident earns rental income from a building located in Germany; Germany taxes it under the Source Rule, while India taxes it under the Residence Rule. Profits earned by an overseas subsidiary are taxed in its home country as corporate income, and the subsequent dividend is taxed again in India in the hands of the Indian parent company.
Primary Remedy Directly resolved through Double Taxation Avoidance Agreements (DTAAs) under Section 159 or Unilateral Relief under Section 160. Addressed via underlying tax credits, participation exemptions, transfer pricing corresponding adjustments, or Section 80M inter-corporate dividend deductions.
Relief Architecture

Types of Relief & Methods of Elimination

Broad Classification of Double Taxation Relief
1. Bilateral Relief [Section 159]

Granted pursuant to an agreement entered into between two sovereign governments (DTAA / Tax Treaty) or specified territories. The two contracting states mutually agree upon the allocation of taxing rights and mechanisms for relief (Exemption or Foreign Tax Credit).

2. Unilateral Relief [Section 160]

Provided by domestic legislation to its own residents in respect of income earned in a foreign country with which no DTAA exists. The country of residence voluntarily surrenders or credits tax to shield its resident from double burden.

Mechanisms for Granting Bilateral Relief
Method Sub-Category Operational Mechanics
1. Exemption Method Full Exemption The residence state completely surrenders its taxing rights over foreign-source income. The foreign income is excluded from total income and not taxed in the country of residence.
Exemption with Progression The foreign income is not taxed in the residence state, but is taken into account solely to determine the average rate of tax applicable to the taxpayer's remaining domestic taxable income.
2. Tax Credit Method Full Credit The residence state allows a deduction from its domestic tax of the entire foreign tax paid, without any ceiling limit.
Ordinary / Proportionate Credit The credit allowed by the residence state is restricted to the lesser of the foreign tax paid or the domestic tax attributable to the doubly taxed foreign income. (Followed by India under Section 160 and Rule 76).
3. Deduction Method Expense Deduction Foreign taxes paid are allowed merely as a deductible business expenditure from gross income, rather than a dollar-for-dollar credit against final tax liability.
Section 159

Bilateral Relief, DTAAs & Treaty Override

Statutory Mandate • Section 159 of the Income-tax Act, 2025 [Corresponding to Sections 90 & 90A of 1961 Act]

Section 159(1) empowers the Central Government to enter into an agreement with the Government of any country or specified territory outside India for:

  • Granting relief in respect of income on which income-tax has been paid both in India and in that foreign country/territory;
  • Avoidance of double taxation of income under this Act and under the corresponding law in force in that country/territory;
  • Exchange of information for the prevention of evasion or avoidance of income-tax; or
  • Recovery of income-tax under this Act and under the corresponding law of that country/territory.

Section 159(2) extends identical powers to any specified association in India entering into an agreement with any specified association in a foreign territory (e.g. India-Taiwan pact).

Section 159(4) • The Statutory Principle of Treaty Override
The "More Beneficial" Rule under Section 159(4)
$$\mathbf{Governing\ Law} = \mathbf{DTAA\ Provisions}\quad \text{OR}\quad \mathbf{Income\text{-}tax\ Act,\ 2025\ Provisions,}\quad \mathbf{WHICHEVER\ IS\ MORE\ BENEFICIAL}$$

Where the Central Government has entered into a DTAA under Section 159, the provisions of the Income-tax Act, 2025 shall apply to the assessee only to the extent they are more beneficial to him.

Landmark Judicial Precedent: CIT v. P.V.A.L. Kulandagan Chettiar [2004] 267 ITR 654 (SC)

The Supreme Court ruled that in case of any conflict between the provisions of the domestic Income-tax Act and a Double Taxation Avoidance Agreement, the provisions of the DTAA shall prevail over the Act. If under a treaty, a specific income is taxable only in the other Contracting State, India cannot assert taxing rights under domestic law!

Exception: GAAR Overrides Section 159(4)

Under Section 159(4) proviso, the provisions of Chapter XI-B (General Anti-Avoidance Rule / GAAR) shall apply to the assessee even if such provisions are not beneficial to him! An Impermissible Avoidance Arrangement (IAA) cannot claim treaty immunity.

Section 159(5) • Foreign Company Tax Rate & Non-Discrimination

To eliminate ambiguity regarding Article 24 (Non-Discrimination) of DTAAs, Section 159(5) statutorily declares:

“The charge of tax in respect of a foreign company at a rate higher than the rate at which a domestic company is chargeable shall not be regarded as less favourable charge or discrimination in respect of such company.”

Consequently, taxing a foreign company's Indian branch at 35% (w.e.f. AY 2025-26) while domestic companies are taxed at 22% or 25% is fully valid in law and does not violate treaty non-discrimination clauses.

Section 159(8) & Rule 75 Mandatory Tax Residency Certificate (TRC) & Form 41 Particulars

Under Section 159(8) [corresponding to Section 90(4) of the 1961 Act], an assessee, not being a resident in India, shall not be entitled to claim any relief under a DTAA unless he obtains a valid Tax Residency Certificate (TRC) containing prescribed particulars from the Government of that country or specified territory.

Rule 75 Particulars & Electronic Form 41 [Form 10F]

If the TRC issued by the foreign government does not contain all statutory details, the non-resident must electronically furnish Form 41 [earlier Form 10F] self-certifying the following details:

  1. Status (individual, company, firm, etc.) of the assessee;
  2. PAN (if allotted) or Tax Identification Number (TIN) of the applicant in the country of residence;
  3. Country or specified territory of incorporation or residence;
  4. Period for which the residential status mentioned in the TRC is applicable;
  5. Address of the assessee in the country or specified territory outside India; and
  6. Copy of the TRC to be uploaded as a mandatory annexure.
Landmark Precedent: Union of India v. Azadi Bachao Andolan [2003] 263 ITR 706 (SC)

The Supreme Court affirmed that a Tax Residency Certificate (TRC) issued by the competent revenue authority of the host state constitutes sufficient and conclusive evidence for establishing residence and entitlement to treaty benefits, unless there is clear evidence of fraud or sham transaction.

ILLUSTRATION 1 • Treaty Override over Domestic Law

Problem: Examine the correctness or otherwise of the following statement with reference to the provisions of the Income-tax Act, 2025:

“The double taxation avoidance treaties entered into by the Government of India override the domestic law.”

Analysis & Statutory Conclusion:

The statement is CORRECT, subject to statutory qualifications:

  1. Section 159(4) Mandate: Section 159(4) provides that where a double taxation avoidance treaty is entered into by the Central Government, the provisions of the Income-tax Act, 2025 shall apply to the assessee to the extent they are more beneficial to him.
  2. Judicial Confirmation: In case of any conflict between the provisions of the DTAA and the Income-tax Act, the provisions of the DTAA prevail over the Act [CIT v. P.V.A.L. Kulandagan Chettiar (2004) 267 ITR 654 (SC)].
  3. Statutory Exception: The only statutory exception is the General Anti-Avoidance Rule (GAAR) under Chapter XI-B, which overrides the treaty provisions by virtue of the express proviso to Section 159(4).
Section 160

Double Taxation Unilateral Relief (Non-Treaty Countries)

Statutory Mandate • Section 160 of the Income-tax Act, 2025 [Corresponding to Section 91 of 1961 Act]

If any person who is resident in India in any previous year proves that, in respect of his income which accrued or arose to him during that previous year outside India (and which is not deemed to accrue or arise in India), he has paid in any country with which there is no agreement under section 159 for the relief or avoidance of double taxation, income-tax in that country, he shall be entitled to the deduction from the Indian income-tax payable by him of a sum calculated on such doubly taxed income.

Five Cumulative Conditions for Claiming Unilateral Relief
Condition No. Statutory Requirement Legal Nuance & Precedent
1. Residential Status The assessee must be a Resident in India during the relevant previous year. Non-residents (NR) and Residents but Not Ordinarily Resident (RNOR) are not eligible for Section 160 relief.
2. Place of Accrual Income must have accrued or arisen outside India. Must be genuine foreign source income; income received abroad but accrued in India is ineligible.
3. No Deemed Accrual The income is not deemed to accrue or arise in India under Section 9. If deemed in India u/s 9(1), 9(3), 9(5), 9(6), or 9(7), Section 160 relief is barred.
4. Actual Tax Payment Income-tax must have been actually paid / deducted in the foreign country. Mere liability without payment or exempt foreign income does not qualify.
5. No DTAA in Force There must be no agreement under Section 159 between India and that country. If a DTAA exists, relief is governed by the treaty under Section 159, not Section 160.
Mathematical Formula for Unilateral Relief
Unilateral Relief Formula under Section 160
$$\mathbf{Deduction\ u/s\ 160} = \mathbf{Net\ Doubly\ Taxed\ Income} \times \mathbf{LOWER}\ \text{of}:$$ $$\text{(a) Average Indian Tax Rate}\quad \left[\frac{\text{Total Indian Tax (incl. Cess)}}{\text{Total Income}} \times 100\right]$$ $$\text{(b) Average Foreign Tax Rate}\quad \left[\frac{\text{Total Foreign Tax Paid}}{\text{Total Foreign Doubly Taxed Income}} \times 100\right]$$
Meaning of "Net Doubly Taxed Income"

Crucial Examination Principle: Doubly taxed income includes ONLY that part of the foreign income which is included in the assessee's Total Income in India:

  • If any deduction under Chapter VIII (e.g., Section 151 / Sec 80QQB for royalty) is allowed against such foreign income, the deduction must be subtracted!
  • If any foreign business loss is set off against other foreign incomes under Section 108(1) (Sec 70), only the net remaining income constitutes doubly taxed income!
ILLUSTRATION 2 • Unilateral Relief with Chapter VIII Deductions

Facts: Nandita, an individual resident retired employee of Prasar Bharati aged 60 years, is a well-known dramatist deriving income of ₹1,10,000 from theatrical works played abroad. Tax of ₹11,000 was deducted in the foreign country where the plays were performed. India does not have any DTAA under Section 159 with that country. Her income in India amounted to ₹6,10,000. In view of tax planning, she deposited:

  • Public Provident Fund (PPF): ₹1,50,000.
  • Contribution to approved Pension Fund of LIC: ₹32,000.
  • Contribution to Central Government Health Scheme (CGHS): ₹28,000.
  • Medical insurance premium for her mother (non-resident aged 84 years, not dependent): ₹26,000.

Compute the tax liability of Nandita for the tax year 2026-27, assuming that she opted out of the default tax regime.

Step 1: Computation of Total Income of Nandita (Senior Citizen, Opted Out of Default Regime):

ParticularsAmount (₹)Amount (₹)
Indian Income6,10,000
Foreign Income (Theatrical works)1,10,000
Gross Total Income7,20,000
Less: Deductions under Chapter VIII:
- Section 123 [Sec 80C/80CCC]: PPF ₹1,50,000 + LIC Pension ₹32,000 (restricted to statutory ceiling) 1,50,000
- Section 126 [Sec 80D]: CGHS contribution ₹28,000 (allowable up to ₹50,000 as she is a resident senior citizen); Mother's mediclaim of ₹26,000 is NOT allowable since mother is a non-resident (senior citizen limit of ₹50,000 applies only to resident parents; limit for non-resident parent is ₹25,000, but mother is not dependent) 28,000 (1,78,000)
Total Income ₹5,42,000

Step 2: Tax on Total Income (Resident Senior Citizen, Exemption Limit ₹3,00,000):

Tax ComponentBasisAmount (₹)
Up to ₹3,00,000Basic Exemption LimitNIL
₹3,00,001 to ₹5,00,000 @ 5%$2,00,000 \times 5\%$10,000
₹5,00,001 to ₹5,42,000 @ 20%$42,000 \times 20\%$8,400
Base Tax18,400
Add: Health and Education Cess @ 4%$18,400 \times 4\%$736
Total Indian Tax Payable₹19,136

Step 3: Average Tax Rates & Section 160 Deduction:

  • Average Indian Tax Rate: $\frac{19,136}{5,42,000} \times 100 = \mathbf{3.53\%}$ (or without cess: $18,400/5,42,000 = 3.39\%$).
  • Average Foreign Tax Rate: $\frac{11,000}{1,10,000} \times 100 = \mathbf{10.00\%}$.
  • Applicable Rate: Lower of Indian Rate ($3.53\%$) and Foreign Rate ($10.00\%$) = $3.53\%$.
  • Deduction u/s 160: $1,10,000 \times 3.5306\% = \mathbf{₹3,884}$.

Net Tax Liability: $19,136 - 3,884 = \mathbf{₹15,252} \approx \mathbf{₹15,250}$ (rounded off u/s 288B).

Rule 76 & Rule 206

Foreign Tax Credit (FTC) & Currency Conversion Rules

Operational Guidelines for Foreign Tax Credit (FTC) [Rule 76 / Rule 128]

Under Rule 76 of the Income-tax Rules, 2026 [corresponding to Rule 128 of the 1962 Rules], a resident taxpayer is entitled to claim Foreign Tax Credit (FTC) subject to the following principles:

Year of Credit

FTC is allowed in the previous year in which the corresponding income is offered to tax in India. If income is offered in installments across multiple years, FTC is apportioned accordingly.

Scope of Credit

FTC is available against Tax, Surcharge, and Cess payable under the Act. However, FTC is NOT ALLOWED against any interest, fee, or penalty payable under the Act.

Disputed Foreign Taxes

No FTC is admissible in respect of any foreign tax which is disputed by the assessee in the foreign country. However, once the dispute is formally settled and proof of payment is furnished, the Assessing Officer shall grant the credit within 6 months from the end of the month in which the claim is made.

Rule 206 Rate of Exchange for Foreign Currency Conversion [Rule 115]

Under Rule 206, the rate of exchange for converting foreign currency income into Indian Rupees is the Telegraphic Transfer Buying Rate (TTBR) adopted by the State Bank of India on the specified date:

Nature of IncomeSpecified Date for Conversion
SalariesLast day of the month immediately preceding the month in which the salary is due or paid in advance.
Interest on SecuritiesLast day of the month immediately preceding the month in which interest is due.
House Property / PGBP / IFOSLast day of the previous year of the assessee.
DividendsLast day of the month immediately preceding the month in which dividend is declared, distributed or paid.
Capital GainsLast day of the month immediately preceding the month in which the capital asset is transferred.
Foreign Tax Credit (FTC)TTBR on the date on which tax was paid or deducted in foreign currency.
Article 5

Concept of Permanent Establishment (PE) under DTAAs

Core Doctrine of Permanent Establishment

Under Article 7 (Business Profits) of DTAAs based on OECD and UN Model Conventions, the business profits of an enterprise of a Contracting State are taxable ONLY in that State, UNLESS the enterprise carries on business in the other Contracting State through a Permanent Establishment (PE) situated therein.

Definition of PE under Section 173(c) & Article 5(1)

Permanent Establishment means a fixed place of business through which the business of an enterprise is wholly or partly carried on.

The Four Classical Types of Permanent Establishment
Type of PEInclusions & CriteriaDuration / Threshold Test
1. Fixed Place PE
(Article 5(1) & 5(2))
Place of management, branch, office, factory, workshop, mine, oil/gas well, quarry, or other place of natural resources extraction. Requires a physical geographic location with a certain degree of permanence (permanence test).
2. Construction / Project PE
(Article 5(3))
Building site, construction, installation or assembly project, or supervisory activities connected therewith. Constitutes a PE only if the site or project lasts for more than 6 months (UN Model) or 12 months (OECD Model).
3. Service PE
(UN Model)
Furnishing of services, including consultancy services, by an enterprise through employees or other personnel engaged for such purpose. Constitutes a PE if activities continue for the same or connected project for a period aggregating > 90 or 182 days in any 12-month period.
4. Agency / DAPE
(Article 5(5))
A person acting on behalf of the enterprise who habitually exercises authority to conclude contracts, or habitually maintains stock to deliver goods, or secures orders exclusively. Independent agents (brokers acting in ordinary course of business) are excluded.
Business Connection (Domestic) vs Permanent Establishment (Treaty)
ParameterBusiness Connection [Section 9]Permanent Establishment [DTAA Article 5]
Statutory Source Domestic law of India (Section 9(1)(i) / Section 9(2)). International Tax Treaty / DTAA (Article 5 & Section 173(c)).
Threshold Requirement Very broad; includes intimate economic relationship, Significant Economic Presence (SEP), or virtual presence. Stringent threshold requiring fixed place of business or dependent agency with habitual authority.
Supremacy Subordinated to treaty provisions by virtue of Section 159(4) (Sec 90(2)). Prevails over Section 9! If there is no PE under the treaty, business profits cannot be taxed in India despite a business connection.
Tie-Breaker Rules for Dual Residents [Article 4(2)]

When an individual is a tax resident of both Contracting States under their domestic laws, his residential status is resolved hierarchically under Article 4(2):

OrderTie-Breaker RuleEvaluation Standard
1stPermanent HomeHe shall be deemed to be resident only of the State in which he has a permanent home available to him.
2ndCentre of Vital InterestsIf permanent home is available in both States, resident of the State with which his personal and economic relations are closer.
3rdHabitual AbodeIf centre of vital interests cannot be determined, resident of the State in which he has an habitual abode.
4thNationalityIf he has an habitual abode in both or neither, resident of the State of which he is a national (citizen).
5thMutual Agreement (MAP)If national of both or neither, competent authorities settle the question by mutual agreement.
Circular No. 5/2004

Taxation of Business Process Outsourcing (BPO) Units in India

CBDT Guidelines on BPO Entities (Circular No. 5/2004)

Where a non-resident foreign entity outsources business process services to an Indian call centre or BPO entity, the tax liability is evaluated under the following principles:

  1. Permanent Establishment Trigger: A non-resident entity will be liable to tax in India ONLY IF the IT-enabled BPO unit in India constitutes a Permanent Establishment (PE) of the foreign enterprise under the relevant DTAA.
  2. Fixed Place PE: A foreign company is treated as having a PE in India if it has a fixed place of business through which its business is carried on (e.g., dedicated server, premises under its control).
  3. Agency PE: If the Indian BPO acts as a dependent agent habitually exercising authority to conclude contracts on behalf of the foreign principal.
  4. Core vs Non-Core Services: If the Indian unit performs only preparatory or auxiliary services (non-core), no PE is constituted. However, if it performs core business operations (software development, financial analysis, clinical trials), a PE exists.
The Landmark Arm's Length Principle (No Further Profit Attribution)

Crucial Examination Principle: Even if the Indian BPO entity constitutes a Permanent Establishment of the foreign company, if the Indian BPO entity is remunerated on an Arm's Length Basis (taking into account all functions performed, assets utilized, and risks assumed - FAR analysis), NO FURTHER PROFITS SHALL BE ATTRIBUTED to the foreign enterprise in India!

Practical Application

ICAI Test Your Knowledge (TYK Questions 1 to 10)

Examination Focus & Practical Problem Solving

The following 10 comprehensive problems from the ICAI CA Final Study Material test advanced application of treaty override principles under Section 159, non-discrimination clauses, unilateral relief under Section 160 across multi-country income streams, set-off of foreign losses, Chapter VIII deductions, and tie-breaker rules under Article 4.

TYK QUESTION 1 • Cosmos Limited Mauritius • Non-Discrimination vs Section 159(5)

Facts: Cosmos Limited, a company incorporated in Mauritius, has a branch office in Hyderabad operating as a Permanent Establishment (PE). Article 24 (Non-Discrimination) of the India-Mauritius DTAA provides:

“The taxation on a permanent establishment which an enterprise of a Contracting State has in the other Contracting State shall not be less favourably levied in that other State than the taxation levied on enterprises of that other State carrying on the same activities.”

However, the Assessing Officer computed tax on the Indian branch of Cosmos Limited at the higher corporate tax rate applicable to a foreign company (35% / 40%) rather than the 22% / 25% rate applicable to a domestic company. Is the action of the Assessing Officer in accordance with law?

Statutory Analysis under Section 159(5):

  1. General Principle: Under Section 159(4) [Section 90(2)], the provisions of the DTAA prevail over the domestic Income-tax Act to the extent they are more beneficial to the assessee. Article 24 of the DTAA prohibits discriminatory tax treatment against foreign PEs.
  2. Specific Non-Obstante Provision: However, Section 159(5) [corresponding to Explanation 1 to Section 90 of the 1961 Act] statutorily clarifies that:
    “The charge of tax in respect of a foreign company at a rate higher than the rate at which a domestic company is chargeable shall not be regarded as less favourable charge or discrimination in respect of such company.”
  3. Judicial Harmonization: Foreign companies and domestic companies do not stand on equal footing; a foreign company enjoys territorial taxation only on Indian-source income, whereas a domestic company is taxed on its global income. Hence, levying a higher tax rate on foreign companies does not violate Article 24.

Conclusion: The action of the Assessing Officer in computing tax at the rate applicable to a foreign company is IN ACCORDANCE WITH LAW.

TYK QUESTION 2 • Kalpesh Kumar • Resident Musician Unilateral Relief

Facts: Kalpesh Kumar, a resident individual, is a musician deriving income of ₹7,50,000 from concerts performed outside India. Tax of ₹1,00,000 was deducted at source in the country where the concerts were performed. India does not have any DTAA under Section 159 with that country. His income in India amounted to ₹30,00,000. Compute net tax liability of Kalpesh Kumar for the tax year 2026-27 assuming he pays tax as per the default tax regime under Section 115BAC.

Step 1: Computation of Total Income of Kalpesh Kumar:

ParticularsAmount (₹)
Indian Income30,00,000
Foreign Income (Concerts outside India)7,50,000
Gross Total Income37,50,000
Less: Deductions under Chapter VIII (Not available under default regime)NIL
Total Income₹37,50,000

Step 2: Tax on Total Income under Default Tax Regime (New Slabs):

Income SlabTax RateTax Amount (₹)
Up to ₹3,00,000NilNIL
₹3,00,001 to ₹7,00,0005%20,000
₹7,00,001 to ₹10,00,00010%30,000
₹10,00,001 to ₹12,00,00015%30,000
₹12,00,001 to ₹15,00,00020%60,000
Above ₹15,00,000 ($37,50,000 - 15,00,000 = 22,50,000$)30%6,75,000
Base Tax on Total Income7,05,000
Add: Surcharge (Income ₹37.5L ≤ ₹50L)NilNIL
Add: Health and Education Cess @ 4% ($7,05,000 \times 4\%$)4%28,200
Total Indian Tax Payable₹7,33,200

Step 3: Average Tax Rates & Section 160 Relief:

  • Average Indian Tax Rate: $\frac{7,33,200}{37,50,000} \times 100 = \mathbf{19.552\%}$.
  • Average Foreign Tax Rate: $\frac{1,00,000}{7,50,000} \times 100 = \mathbf{13.333\%}$.
  • Applicable Rate: Lower of Indian Rate ($19.552\%$) and Foreign Rate ($13.333\%$) = $13.333\%$.
  • Deduction u/s 160: $7,50,000 \times 13.333\% = \mathbf{₹1,00,000}$.

Net Tax Liability in India: $7,33,200 - 1,00,000 = \mathbf{₹6,33,200}$.

TYK QUESTION 3 • Miss Vivitha • Resident Snooker Player Unilateral Relief

Facts: The following are the particulars of income earned by Miss Vivitha, a resident Indian aged 32 years, for the tax year 2026-27:

  • Income from playing snooker matches in Country L (no DTAA with India): ₹12.00 Lakhs.
  • Tax paid in Country L: ₹1.80 Lakhs.
  • Income from playing snooker tournaments in India: ₹19.20 Lakhs.
  • Life insurance premium paid: ₹1.10 Lakhs.
  • Medical insurance premium paid for her father (resident Indian aged 62 years): ₹32,000.

Compute her total income and net tax liability for the tax year 2026-27 assuming she is paying tax under the default tax regime under Section 115BAC.

Step 1: Total Income (Default Tax Regime):

Under the default tax regime, deductions under Chapter VIII (Life insurance u/s 123 / Sec 80C and Mediclaim u/s 126 / Sec 80D) are not allowable.

ParticularsAmount (₹)
Indian Income (Snooker in India)19,20,000
Foreign Income (Snooker in Country L)12,00,000
Gross Total Income / Total Income₹31,20,000

Step 2: Tax on Total Income under Section 115BAC:

Income SlabTax RateTax Amount (₹)
Up to ₹15,00,000Slab Rates1,40,000
Above ₹15,00,000 ($31,20,000 - 15,00,000 = 16,20,000$)30%4,86,000
Base Tax5,16,000
Add: Health and Education Cess @ 4% ($5,16,000 \times 4\%$)4%20,640
Total Indian Tax Payable₹5,36,640

Step 3: Average Rates & Section 160 Relief:

  • Average Indian Tax Rate: $\frac{5,36,640}{31,20,000} \times 100 = \mathbf{17.20\%}$.
  • Average Foreign Tax Rate: $\frac{1,80,000}{12,00,000} \times 100 = \mathbf{15.00\%}$.
  • Applicable Rate: Lower of Indian Rate ($17.20\%$) and Foreign Rate ($15.00\%$) = $15.00\%$.
  • Deduction u/s 160: $12,00,000 \times 15\% = \mathbf{₹1,80,000}$.

Net Tax Liability in India: $5,36,640 - 1,80,000 = \mathbf{₹3,56,640}$.

TYK QUESTION 4 • Permanent Establishment Concept vs Business Connection

Problem: Explain the concept of Permanent Establishment (PE) under Double Taxation Avoidance Agreements (DTAAs) and contrast it with the concept of “Business Connection” under Section 9 of the Income-tax Act, 2025.

1. Concept of Permanent Establishment under DTAAs:

  • Under Article 7 of DTAAs, business profits of a foreign enterprise are taxable in the source country only if the enterprise carries on business through a Permanent Establishment (PE) situated therein.
  • As per Section 173(c) and Article 5, PE includes a fixed place of business through which business is wholly or partly carried on (branches, offices, factories, workshops, construction sites > specified period, or dependent agents).
  • To constitute a PE, there must be a physical facility (place of business test), which is at the disposal of the enterprise (disposal test), possessing a certain degree of permanence (permanence test), through which business is conducted.

2. Contrast with "Business Connection" under Section 9:

  • Scope: “Business Connection” under domestic law is much wider than “Permanent Establishment”. It encompasses intimate commercial relations, virtual presence, and Significant Economic Presence (SEP), without requiring any physical fixed base.
  • Treaty Superiority: Under Section 159(4), where a non-resident is protected by a DTAA, the narrower PE standard supersedes Section 9. Unless the non-resident has a PE in India, business profits cannot be taxed in India, even if a business connection exists under domestic law!
TYK QUESTION 5 • Conditions for Claiming Unilateral Relief under Section 160

Problem: An individual resident in India, having income earned outside India in a country with which India does not have any DTAA, wishes to claim relief under Section 160. State the conditions he must satisfy.

An assessee is entitled to unilateral relief under Section 160 [Section 91 of 1961 Act] only if ALL five cumulative conditions are satisfied:

  1. Status: The assessee must be a Resident in India during the relevant tax year.
  2. Foreign Accrual: The income must have accrued or arisen to him outside India.
  3. No Deemed Accrual: The income is not deemed to accrue or arise in India under any provision of the Act.
  4. Tax Paid: The assessee has actually paid income-tax on such income in the foreign country by deduction or otherwise.
  5. Absence of Treaty: There is no agreement under Section 159 for the relief or avoidance of double taxation between India and that foreign country.
TYK QUESTION 6 • Treaty Override and Mandatory Particulars under Section 159(8)

Problem: The Income-tax Act, 2025 provides for taxation of a certain income earned in India by Mr. X, a non-resident. However, the DTAA between India and his country of residence provides that such income is not taxable in India. Mr. X wishes to claim treaty relief. Advise him regarding the legal position and mandatory documentation.

1. Principle of Treaty Override under Section 159(4):

Section 159(4) [Section 90(2)] clarifies that the provisions of the domestic Act apply only to the extent they are more beneficial to the assessee. The Supreme Court in CIT v. P.V.A.L. Kulandagan Chettiar [2004] held that treaty provisions prevail over the domestic Act. Therefore, Mr. X is NOT liable to pay tax in India on such income.

2. Mandatory Documentation under Section 159(8) and Rule 75:

To claim treaty benefits, Mr. X must obtain a Tax Residency Certificate (TRC) from his country of residence. If the TRC lacks prescribed particulars, he must electronically furnish Form 41 [Form 10F] containing:

  • Tax Year;
  • Status (individual, company, firm);
  • Country of residence / incorporation;
  • Tax Identification Number (TIN) in foreign country;
  • Period of residential status validity;
  • Address of the assessee outside India; and
  • Copy of the TRC uploaded as an annexure.
TYK QUESTION 7 • Arif Dual Resident • Tie-Breaker Rule under Article 4

Facts: Arif is a resident of both India and a foreign country in the tax year 2026-27 under their respective domestic tax laws. He owns rubber estates in the foreign country from which he derives business income of ₹10 lakhs during the year. Arif has no permanent establishment of business carried on by him in India. Arif has residential houses both in India and the foreign country. Article 4 of the DTAA between India and the foreign country provides that where an individual is a resident of both Contracting States, his status shall be determined as follows:

  1. He shall be deemed to be a resident only of the State in which he has a permanent home available to him;
  2. If he has a permanent home available to him in both States, he shall be deemed to be a resident only of the State with which his personal and economic relations are closer (centre of vital interests).

Examine with reasons whether the business income of Arif arising in the foreign country can be taxed in India for tax year 2026-27.

Step 1: Application of Tie-Breaker Rules under Article 4:

  • Permanent Home: Arif has residential houses in both India and the foreign country. Thus, he has a permanent home available in both Contracting States. Rule 1 is inconclusive.
  • Centre of Vital Interests: Arif owns rubber estates in the foreign country from which he derives his business income. His economic relations are concentrated in the foreign country where the property is located and commercial operations are conducted.
  • Therefore, his centre of vital interests lies in the foreign country, and he is deemed to be a resident only of the foreign country for tax year 2026-27 under Article 4.

Step 2: Business Profits under Article 7 and Kulandagan Chettiar Ruling:

The facts are identical to CIT v. P.V.A.L. Kulandagan Chettiar [2004] (SC). Under Article 7, business profits of a resident of a foreign country are taxable in India only if he has a Permanent Establishment (PE) in India. Since Arif has NO PE in India, India has no taxing rights over his business profits.

Conclusion: Arif is NOT liable to income-tax in India in respect of the business income of ₹10 lakhs earned from rubber estates in the foreign country (subject to furnishing TRC and Form 41 u/s 159(8)).

TYK QUESTION 8 • Mr. Kamesh • Multi-Country Incomes, Loss Set-Off & Sec 160

Facts: Mr. Kamesh, an individual resident in India aged 52 years, furnishes the following particulars for Tax Year 2026-27 (opted for normal provisions of the Act):

ParticularsAmount (₹)
Income from profession carried on in India7,50,000
Agricultural income in Country “X” (gross)50,00,00
Dividend from a company incorporated in Country “Y” (gross)1,50,000
Royalty income from a literary book from Country “X” (gross)6,00,000
Expenses incurred for earning royalty50,000
Business loss in Country “Y” (Proprietary business)65,000
Rent from a house situated in Country “Y” (gross)2,40,000
Municipal tax paid for house in Country “Y”10,000

Note: Rates of tax in Country X and Country Y are 10% and 20%, respectively. India has no DTAA with Country X or Y. Compute total income and net tax liability of Mr. Kamesh.

Step 1: Computation of Total Income of Mr. Kamesh (Normal Provisions):

Head of Income / ParticularsInner (₹)Amount (₹)
1. Income from House Property (Country Y):
Gross Annual Value (Rent) 2,40,000
Less: Municipal taxes paid (10,000)
Net Annual Value (NAV) 2,30,000
Less: Standard Deduction u/s 22 @ 30% of NAV (69,000) 1,61,000
2. Profits & Gains of Business or Profession:
Income from Indian profession 7,50,000
Royalty income from Country X ($6,00,000 - 50,000$) 5,50,000
Sub-Total Business Income 13,00,000
Less: Business loss of Country Y set off u/s 108(1) [Sec 70] (65,000) 12,35,000
3. Income from Other Sources:
Agricultural income in Country X (Foreign agri income is not exempt) 50,000
Dividend from Country Y company 1,50,000 2,00,000
Gross Total Income 15,96,000
Less: Deduction under Chapter VIII • Section 151 [Sec 80QQB] (Literary Royalty) (3,00,000)
Total Income ₹12,96,000

Step 2: Tax Liability under Normal Provisions:

  • Tax on total income ₹12,96,000: Up to ₹2.5L: Nil; ₹2.5L-5L: ₹12,500; ₹5L-10L: ₹1,00,000; Above ₹10L ($2,96,000 \times 30\%$): ₹88,800. Base Tax = ₹2,01,300.
  • Add: Health and Education Cess @ 4%: $2,01,300 \times 4\% = ₹8,052$.
  • Total Indian Tax Payable: $\mathbf{₹2,09,352}$.
  • Average Indian Tax Rate: $\frac{2,09,352}{12,96,000} \times 100 = \mathbf{16.15\%}$.

Step 3: Computation of Unilateral Relief u/s 160:

CountryDoubly Taxed Income ElementsNet Doubly Taxed IncomeComparison of RatesRelief u/s 160 (₹)
Country X - Agri income: ₹50,000
- Royalty income: $6,00,000 - 50,000\text{ (exp)} - 3,00,000\text{ (u/s 151)} = ₹2,50,000$
₹3,00,000 Indian Rate: 16.15%
Country X Rate: 10%
Lower = 10%
30,000
($3,00,000 \times 10\%$)
Country Y - House property: ₹1,61,000
- Dividend: ₹1,50,000
- Less: Business loss set off: (₹65,000)
₹2,46,000 Indian Rate: 16.15%
Country Y Rate: 20%
Lower = 16.15%
39,729
($2,46,000 \times 16.15\%$)
Total Deduction under Section 160 (Country X + Country Y) ₹69,729

Net Tax Liability in India: $2,09,352 - 69,729 = ₹1,39,623 \approx \mathbf{₹1,39,620}$ (rounded off u/s 288B).

TYK QUESTION 9 • Mr. Anil • Foreign Business Loss Set-Off & Sec 160

Facts: Mr. Anil, aged 49 years, a resident individual, furnishes the following particulars for tax year 2026-27 (opted for normal provisions):

  • Income from profession carried on in Mumbai: ₹8,50,000.
  • Agricultural Income in Country N: ₹1,30,000.
  • Dividend from a company incorporated in Country N (gross): ₹85,000.
  • Royalty income from a literary book from Country N (gross): ₹6,25,000 (expenses incurred ₹75,000).
  • Business loss in Country N: ₹1,10,000. (Country N tax laws do not permit set-off of business loss against other incomes).

India does not have any DTAA with Country N. Tax rate in Country N is 18%. Compute total income and net tax liability of Mr. Anil.

Step 1: Total Income of Mr. Anil:

ParticularsAmount (₹)Amount (₹)
Profits & Gains of Business or Profession:
- Mumbai Profession Income8,50,000
- Country N Royalty ($6,25,000 - 75,000$)5,50,000
- Less: Business Loss in Country N set off u/s 108(1) [Sec 70](1,10,000)12,90,000
Income from Other Sources:
- Country N Agricultural Income (not exempt)1,30,000
- Country N Dividend Income85,0002,15,000
Gross Total Income15,05,000
Less: Deduction u/s 151 [Sec 80QQB] (Literary Royalty)(3,00,000)
Total Income₹12,05,000

Step 2: Tax Liability & Section 160 Deduction:

  • Tax on ₹12,05,000: $1,12,500 + 30\% \times 2,05,000 = ₹1,74,000$.
  • Add: HEC @ 4% = ₹6,960 $\rightarrow$ Total Tax = ₹1,80,960.
  • Average Indian Tax Rate: $\frac{1,80,960}{12,05,000} \times 100 = \mathbf{15.02\%}$.
  • Country N Tax Rate: $\mathbf{18.00\%}$. (Lower rate = 15.02%).

Step 3: Net Doubly Taxed Income from Country N:

$$\text{Agri Income: } ₹1,30,000\ +\ \text{Net Royalty u/s 151: } (5,50,000 - 3,00,000 = ₹2,50,000)\ +\ \text{Dividend: } ₹85,000$$ $$-\ \text{Loss Set-Off: } ₹1,10,000\ =\ \mathbf{Net\ Doubly\ Taxed\ Income\ =\ ₹3,55,000}$$
  • Deduction u/s 160: $3,55,000 \times 15.02\% = \mathbf{₹53,321}$.
  • Net Tax Liability: $1,80,960 - 53,321 = ₹1,27,639 \approx \mathbf{₹1,27,640}$ (rounded off u/s 288B).
TYK QUESTION 10 • Mr. Ravi • Default Tax Regime with Countries S & T

Facts: Mr. Ravi, an individual resident in India aged 45 years, furnishes particulars of income earned in India, Country S, and Country T for tax year 2026-27 (paying tax under default tax regime):

Country SourceParticularsAmount (₹)
IndiaIncome from business in Mumbai4,40,000
IndiaInterest on savings bank with ICICI Bank42,000
Country S (Tax Rate: 16%)Agricultural income in Country S94,000
Country SRoyalty on book on art (Gross: ₹7,80,000; Expenses: ₹50,000)7,30,000
Country T (Tax Rate: 20%)Dividend from company in Country T (Gross)2,65,000
Country TRent from house property in Country T (Gross: ₹3,30,000; Municipal tax: ₹10,000)3,20,000

India does not have any DTAA with Countries S & T. Compute total income and net tax liability of Mr. Ravi.

Step 1: Total Income (Default Tax Regime under Section 115BAC):

Head of IncomeDetailsAmount (₹)
Income from House Property (Country T):GAV ₹3,30,000 - Taxes ₹10,000 = NAV ₹3,20,000 - 30% std ded =2,24,000
Profits & Gains of Business / Profession:Mumbai Business ₹4,40,000 + Country S Royalty ₹7,30,000 =11,70,000
Income from Other Sources:ICICI SB Interest ₹42,000 + Country S Agri ₹94,000 + Country T Dividend ₹2,65,000 =4,01,000
Total Income (No Chapter VIII deductions under default regime)₹17,95,000

Step 2: Tax Liability under Section 115BAC:

  • Tax on ₹17,95,000: Up to ₹15L = ₹1,40,000; Balance ₹2,95,000 @ 30% = ₹88,500 $\rightarrow$ Base Tax = ₹1,59,000.
  • Add: Health and Education Cess @ 4%: $1,59,000 \times 4\% = ₹6,360$.
  • Total Indian Tax Payable: $\mathbf{₹1,65,360}$.
  • Average Indian Tax Rate: $\frac{1,65,360}{17,95,000} \times 100 = \mathbf{9.21\%}$.

Step 3: Deduction under Section 160:

CountryNet Doubly Taxed IncomeRate ComparisonDeduction u/s 160 (₹)
Country S Agri ₹94,000 + Royalty ₹7,30,000 = ₹8,24,000 Indian Rate: 9.21%
Country S Rate: 16%
Lower = 9.21%
75,890
($8,24,000 \times 9.21\%$)
Country T House Property ₹2,24,000 + Dividend ₹2,65,000 = ₹4,89,000 Indian Rate: 9.21%
Country T Rate: 20%
Lower = 9.21%
45,037
($4,89,000 \times 9.21\%$)
Total Deduction u/s 160 (Country S + Country T) ₹1,20,927

Net Tax Liability in India: $1,65,360 - 1,20,927 = ₹44,433 \approx \mathbf{₹44,430}$ (rounded off u/s 288B).