Salary arrears coming? Section 157 relief is not available without Form 39
8th Pay Commission arrears are on the way. Two or three years of money will land in a single year and push you into a higher slab. Section 157 exists precisely for this — but if Form 39 is not filed before the return, you get no relief at all.
Prabhakar Kumar
Chartered Accountant (ICAI, Nov 2019)
📅 16 Aug 2026
⏱ 6 min read
1,255 words
If you are a government employee, in a PSU, in a bank, a teacher — or with any employer where a pay revision is pending — a substantial sum may reach your account in the coming months.
And a problem will come with it.
Two or three years of money will be credited in a single year. Your income for that year is artificially inflated, you land in the 20% or 30% slab, and you pay tax that never actually arose. Because had that money come in its own year, each year's income would have been lower and the slab with it.
The law already provides a remedy. Only its name has changed.
The concept is identical. But many HR portals, payroll teams and older blog posts still say "just file Form 10E". If you go looking for Form 10E on the portal you will be confused — it is now Form 39.
Suppose you receive ₹6,00,000 of arrears in FY 2026-27 — ₹2,00,000 relating to FY 2023-24, ₹2,00,000 to FY 2024-25, and ₹2,00,000 to FY 2025-26.
Step
What to compute
1
Current year's total income including arrears — tax on it
2
Current year's total income excluding arrears — tax on it
3
Step 1 − Step 2 = A (extra tax in the current year because of the arrears)
4
For each earlier year, add that year's portion of the arrears to that year's total income — tax on it
5
Each earlier year's tax without the arrears
6
Total the differences for each year = B (extra tax had the arrears arrived in their own years)
7
Relief = A − B
If B exceeds A — which happens when your income in the earlier years was higher than it is now — relief is nil. There is no such thing as negative relief. And this does happen, so do not assume relief before computing it.
Several popular websites state that arrears relief is available only under the old regime.
That is wrong.
Section 157 is not tied to any regime. Relief is available under both. But the computation carries a discipline:
For each earlier year, use the regime you actually filed under in that year
For the current year, use the regime you are filing under now
So if you filed FY 2023-24 under the old regime and are now filing under the new regime, steps 4 and 5 run on old-regime slabs while steps 1 and 2 run on new-regime slabs. Mixing them is not an error — it is the correct approach. The question being asked is "how much tax would actually have applied that year", and that year you were on the old regime.
Form 39 has to be submitted before the ITR is filed — separately, on the e-filing portal.
If you claim relief in the ITR without having filed Form 39:
The return is processed
A Section 143(1) intimation arrives
The relief is disallowed
A demand is raised — the full extra tax, with interest
You then have to file a rectification, file Form 39 separately, and go round for months. It usually resolves within a year, but it is entirely avoidable pain.
There is one specific restriction that people miss.
Section 157(2) provides that where you have claimed the exemption on VRS compensation for a year, arrears relief is not available for that year.
The logic is straightforward: not two benefits on the same money. Either the exemption or the relief. If you have taken VRS and old arrears have arrived alongside, it is essential to check which portion the relief is being claimed on.
# The employer will deduct TDS — and will not give the relief
A practical point: the employer will add the arrears to that month's salary and deduct TDS. The benefit of the relief is generally not built into the TDS computation.
You can give the employer a copy of Form 39 and ask them to consider the relief in TDS — some payroll systems do this, many do not. In most cases excess TDS is deducted and you claim the relief in your return and receive a refund.
So a large refund in an arrears year is entirely normal. Do not be alarmed, and plan cash flow around it.
Retrieve ITRs and Form 16s for the earlier years — as many years as the arrears cover
Note which regime applied in each year
Ask the employer for the year-wise breakup of the arrears — this is the most important document of all; the computation cannot be done from a lump sum figure
Form 39 first, ITR second
Claimed the VRS exemption? Then no relief for that year
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Under the Income-tax Act 2025, arrears relief is now Section 157, and the form that used to be Form 10E is now Form 39. The concept has not changed — you spread the arrears back over the years they relate to and compute tax accordingly. Only the section and form numbers have changed, and many HR portals and older guides still show the old ones.
Does Form 39 have to be filed before the return?
Yes, and this is the biggest single mistake in this area. Form 39 has to be submitted on the e-filing portal before the ITR is filed. If you claim relief in the ITR without having filed Form 39, the relief is disallowed at processing through a Section 143(1) intimation and a demand is raised. Fixing it afterwards through rectification is a long process.
Is arrears relief available under the new regime?
Yes, it is. Several popular websites state that relief is only available under the old regime, which is wrong. Section 157 is not tied to a regime. What does matter is that in the computation you use, for each earlier year, the regime you actually filed under in that year, and for the current year the regime you are filing under now.
How is the relief computed?
There are seven steps. Compute tax on the current year including the arrears, then compute it excluding the arrears, and take the difference as A. Then for each earlier year add that year's portion of the arrears and compute tax, compute tax without it, and total those differences as B. Relief equals A minus B. If B exceeds A, relief is nil — there is no such thing as negative relief.
Is relief available to someone who took VRS?
No. If you have claimed the exemption on VRS compensation, Section 157(2) bars relief for that year. You cannot have both an exemption and relief on the same money. It is a specific bar and it is frequently overlooked.
The employer deducts TDS on arrears — what happens to the relief?
The employer will normally add the entire arrears to that month's salary and deduct TDS on it, without giving effect to the relief, unless you provide a copy of Form 39. In most cases excess TDS is deducted and you claim the relief in your return and receive a refund. So a large refund in an arrears year is entirely normal — plan cash flow accordingly.
How far back can arrears relief go?
Section 157 contains no year limit — relief applies to whichever years the arrears relate to, however old. The practical constraint is that you need a record of taxable income for those years. For arrears going back eight or ten years you will have to retrieve old ITRs or Form 16s.
Is relief available on pension arrears too?
Yes. Section 157 is not confined to salary arrears — there are provisions for family pension arrears, gratuity, commuted pension and compensation on termination, each with its own conditions. The most common cases by far are salary and pension arrears.
⚖️ THE AUTHORITIES
The case law on this point
Every proposition in this article traces to a decision or an instrument. They are all on TaxSphere, free, with the source linked on each one.
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