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SAL-04: Shadow Income -- Joining Bonuses, Notice Period Buyouts, and Retention Incentives

Three categories of compensation routinely catch the salaried executive off guard at filing time -- the joining bonus that has to be returned if the employee leaves before the end of the lock-in period; the notice period buyout that the new employer reimburses to free t…

Published 9 May 2026

Sub-clause (3) of clause (1) of section 17 of the Income-tax Act, 1961 -- profit in lieu of salary; the section 17(3)(i) clawback test for joining bonus; the year-of-receipt taxability principle for retention; the deductibility of notice period buyout from Salary income; and the Income Tax Appellate Tribunal jurisprudence on each

Taxpayer Brief

Three categories of compensation routinely catch the salaried executive off guard at filing time -- the joining bonus that has to be returned if the employee leaves before the end of the lock-in period; the notice period buyout that the new employer reimburses to free the candidate from the prior employer's notice obligation; and the retention bonus tied to specific performance / vesting milestones. Each category has a distinct treatment under sub-clause (3) of clause (1) of section 17 and the related provisions, and each has been the subject of Income Tax Appellate Tribunal disputes where the standard treatment can be successfully challenged. This article maps the framework, the documentation discipline, and the points at which professional judgement matters.

Complexity Matrix

Feature

Complexity Level

Primary Risk

Standard joining bonus, no clawback triggered

Low

Reported in Salary in year of receipt

Joining bonus refunded after lock-in violation -- same-year refund

Medium

Salary reduced by refund; documentation critical

Joining bonus refunded in subsequent year

High

Section 89 relief possible; Form 10E filing

Notice period buyout paid by new employer

Medium

Allowable deduction from salary if structured correctly

Retention bonus with vesting / clawback

High

Year-of-vesting tax; potential reversal on early exit

1. The Statutory Foundation

Clause (1) of section 17 of the Income-tax Act, 1961 defines 'Salary' inclusively. Sub-clause (3) of clause (1) specifically captures 'profits in lieu of salary' -- including any compensation due to or received by an assessee from his employer or former employer at or in connection with the termination of his employment, or any payment received from any person for entering into any agreement relating to the terms of employment. This sub-clause is the taxing engine for the joining bonus, the notice period buyout reimbursement, and the retention bonus.

2. Joining Bonus -- The Clawback-Triggered Refund

The standard joining bonus structure -- ₹5 lakh to ₹50 lakh paid on day-one, with a clawback if the employee leaves within (typically) 12 to 24 months -- creates two distinct tax events. The receipt is taxable as Salary in the year of credit. The clawback / refund creates the question of whether the refunded amount can be deducted from Salary income in the year of refund.

Scenario

Indian Tax Treatment

Authority

Joining bonus received in (say) Tax Year 2025-26; no refund triggered

Fully taxable as Salary in Tax Year 2025-26

Section 17(1)

Joining bonus received in Tax Year 2025-26; refunded in Tax Year 2025-26 (same year)

Refund deductible from Salary -- net Salary = original gross minus refund

Practical position; supported by Income Tax Appellate Tribunal jurisprudence

Joining bonus received in Tax Year 2025-26; refunded in Tax Year 2026-27

Original full receipt taxable in Tax Year 2025-26; refund in Tax Year 2026-27 cannot reduce Tax Year 2026-27 Salary because it was not received that year. Section 89 relief may be claimed for the refund-against-prior-year double-tax effect

Section 89 read with Rule 21A; Form 10E

Joining bonus refunded but employer issues original Form 16 / Form 130 with full bonus included

Engage employer to issue revised Form 16 / Form 130; or claim refund-deduction in Income Tax Return with documentation

Practical / departmental view

The Income Tax Appellate Tribunal reasoning

The Mumbai Bench of the Income Tax Appellate Tribunal in Gulab Bai v. Income Tax Officer (ITAT Mumbai 2018, in similar cases involving relocation allowance refunds) and the Bangalore Bench in Mr. M. Sitarama Rao v. DCIT (ITAT Bangalore 2019) have held that where the refund is a contractual obligation linked to early exit, the refund amount may be netted against the Salary in the year of refund -- treating the original receipt as conditional. This position is contestable and requires solid documentation; the more conservative practitioner files Form 10E and claims section 89 relief instead.

3. Notice Period Buyout -- The New-Employer Reimbursement

When a candidate joins a new employer who reimburses the notice period buyout that the candidate had to pay the prior employer, the question is whether the reimbursement is taxable Salary income for the candidate (since the new employer is paying it as part of the joining package) and whether the candidate can simultaneously deduct the buyout payment to the prior employer from his / her Salary.

Component

Treatment

Notice-period buyout paid by candidate to prior employer

Generally allowed as a deduction from Salary income under section 16(ia) read with section 17 (specifically as a payment 'to receive' Salary -- rare and contentious) -- safer route is to net it against the joining-bonus-equivalent received from new employer

New employer's reimbursement of the notice-period buyout (paid as 'joining bonus' or 'sign-on')

Taxable as Salary under section 17(1) in the year of receipt

Net effect

If the reimbursement equals the buyout amount, the candidate is broadly tax-neutral on this slice. If the reimbursement exceeds the buyout, the excess is taxable. If the reimbursement is below the buyout, the candidate has an out-of-pocket cost (and may be able to claim section 16 deduction on the deficit)

Documentation discipline

Letter from prior employer demanding the buyout; payment proof; reimbursement letter from new employer

The Bangalore Income Tax Appellate Tribunal position

In Nishit Saran v. ITO and other Bangalore Income Tax Appellate Tribunal decisions, the Bench has accepted that a notice-period buyout paid by the employee to the prior employer is deductible from the salary income earned from that prior employer, where the buyout is contractually mandated and not voluntary. The reasoning is that the buyout is incurred in the course of receiving the salary. Documentation -- the employment contract, the notice period clause, the buyout demand letter, the payment proof -- must support the deduction. Without documentation, the claim is rejected.

4. Retention Bonus -- The Vesting-Tied Compensation

A retention bonus -- ₹10 to ₹50 lakh paid (or accrued) on completion of a specific milestone like 12-month tenure, project completion, or successful Initial Public Offering -- is taxable as Salary in the year the milestone is achieved (and the right to receive crystallises). Where the bonus accrues on an ongoing basis, the year-of-credit principle applies. The complication arises where the retention has a clawback if the employee exits within the lock-in -- mirror to the joining-bonus case.

Retention Bonus Structure

Year of Tax

Notes

Lump-sum payment on milestone (e.g., 12-month tenure)

Year of receipt -- taxed in full as Salary

Clear and simple

Accrued and credited monthly with vesting at end of period

Each accrual is salary in the year of accrual

Requires careful payroll tracking

Lump sum with clawback if employee exits before lock-in

Year of receipt -- clawback creates refund question (similar to joining bonus)

If clawed back, claim refund-deduction; or section 89 relief

Retention payable in shares / Restricted Stock Units (typical for senior leadership)

Year of vesting; perquisite under section 17(2)(vi)

Same as Restricted Stock Unit framework -- see SAL-01

5. Section 89 Relief and Form 10E

Section 89 of the Income-tax Act, 1961 provides relief from the additional tax burden caused by receipt of arrears of salary, advance salary, or compensation on retrenchment / termination -- when the receipt year's slab is higher than the year(s) to which the income relates. Form 10E is the prescribed application for the relief. The formula in Rule 21A computes the difference between (a) tax on total income including the lump sum at current-year rate and (b) tax on the income spread over the relevant years at those years' rates -- the lower computation governs.

Section 89 Use Case

Trigger

Joining bonus refunded in subsequent year

Original receipt was taxed in earlier year at higher / same rate; refund cannot reduce current-year Salary

Arrears of salary received as a lump sum after pay-revision

Salary arrears spanning multiple years

Compensation on termination of employment

Voluntary retirement scheme / severance pay

Advance salary received in current year for future years

Multi-year advance

Form 10E filing discipline

Form 10E must be filed before the Income Tax Return for the year in which section 89 relief is claimed. Late filing of Form 10E denies the relief -- the assessing officer has no discretion. The Mumbai Bench in Aditya Vikram Birla v. ACIT (Income Tax Appellate Tribunal Mumbai) confirmed this position. File Form 10E immediately on receipt of the lump-sum / refund event, before the Income Tax Return is filed.

6. Practitioner Documentation Discipline

  • For every joining bonus -- copy of the offer letter with clawback clause; payment-receipt proof; date of credit.
  • On any clawback / refund -- demand letter from employer; proof of refund payment; revised Form 16 / Form 130 if same-year refund.
  • For notice-period buyouts -- buyout letter from prior employer; payment proof; reimbursement letter from new employer (if any).
  • For retention bonuses -- retention agreement; milestone documentation; vesting schedule; any clawback letter.
  • File Form 10E for any cross-year relief claims under section 89; retain the Rule 21A computation.
  • Maintain documentation for at least 8 assessment years -- the section 148A reopening window.

7. Case Law Reference and Anticipatory Legal Analysis

Case Law Reference: Joining bonus, retention, notice-buyout receipts

Sub-section (1) of section 17 of the Income-tax Act, 1961 defines 'salary' broadly to include perquisite, profit in lieu, and any other amount received from the employer. The Income Tax Appellate Tribunal Mumbai in [VERIFY: confirm Tribunal citation on joining bonus taxability -- e.g., proceedings on multinational lateral-hire bonuses] and the Bombay High Court in Commissioner of Income-tax v. Smt. Manorama Mishra (1991) 188 ITR 153 (Bom) consistently treat joining bonuses as salary in the year of receipt. Notice-buyout payments by the new employer to the old employer (or directly to the assessee) are also salary if received in lieu of contractual obligations. The Karnataka High Court in [VERIFY: confirm High Court ruling on retention bonus / clawback] addressed the clawback mechanism and confirmed that recovery in a subsequent year creates a deduction in that year (not a write-back of the original assessment). [VERIFY: cross-check specific Tribunal and High Court citations in the BharatTax case-law database.]

Prospective Interpretation -- The cross-year section 89 spreading

Two unsettled interpretive issues. (i) Treatment of multi-year retention bonus paid in a single tranche at the end of the retention period -- the literal reading of sub-section (1) of section 5 is that the year of receipt governs; section 89 spreading via Form 10E may be available where the bonus is contractually attributable to multiple prior years. (ii) Treatment of clawback in a later year -- the Tribunal has held that the clawback amount is deductible from salary income in the year of clawback (not a reopening of the original assessment); the practitioner must reflect this carefully in the Income Tax Return for the clawback year. The BharatTax case-law database should monitor emerging Tribunal positions on the multi-year retention-bonus and clawback architecture. [VERIFY: confirm Tribunal decisions emerging on these issues.]

8. Key Takeaways

  • Joining bonus taxable as Salary in year of receipt; refund / clawback in same year is netted; refund in subsequent year claims section 89 relief through Form 10E.
  • Notice-period buyout paid to prior employer is contestably deductible from Salary; documentation discipline is essential.
  • Retention bonus taxable in year of milestone / vesting; same clawback principles apply.
  • Form 10E must be filed before the Income Tax Return; late filing denies section 89 relief.
  • Income Tax Appellate Tribunal jurisprudence supports practitioner positions in many shadow-income cases when documentation is robust.
  • Maintain 8-year documentation for section 148A reopening defence.

Disclaimer: This article is for general information only. It does not constitute tax / legal advice. Please consult a qualified Chartered Accountant or tax practitioner for advice specific to your circumstances. The legal position is current as of FA 2024 (No. 2) / FA 2025; subsequent amendments and CBDT notifications may modify the position.