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HR letter formats · verified August 2026

Increment letter format for Indian employers

A variation to the employment contract, which is what makes the effective date and the arrears line worth getting right.

Also called salary increment letter, appraisal letter, salary revision letter.

What this letter is

An increment letter records a revision to an employee compensation: the new structure, the effective date, and any arrears owed if the revision is backdated. It is a formal variation of the terms in the appointment letter, so it should be written with the same care and filed with it.

When to issue it

When the revision is decided, and ideally before the first payslip that reflects it. An increase that appears in the bank account before it appears in writing generates avoidable questions about what exactly changed.

Increment letter template

Everything in square brackets is yours to replace. Read the section below on what this letter must contain before you send it, because the template is the easy half.

[COMPANY LETTERHEAD]

Date: [DD/MM/YYYY]

[EMPLOYEE NAME]
[EMPLOYEE CODE]
[DESIGNATION], [DEPARTMENT]

Subject: Revision of compensation

Dear [EMPLOYEE NAME],

We are pleased to inform you that in recognition of your performance and contribution, your compensation has been revised with effect from [DD/MM/YYYY].

Your revised compensation structure is as follows:

  Component                     Existing (Rs)      Revised (Rs)
  Basic salary                  [AMOUNT]           [AMOUNT]
  House rent allowance          [AMOUNT]           [AMOUNT]
  [OTHER ALLOWANCE]             [AMOUNT]           [AMOUNT]
  Gross monthly salary          [AMOUNT]           [AMOUNT]
  Annual cost to company        [AMOUNT]           [AMOUNT]

[Where the revision is backdated: Arrears of Rs [AMOUNT] for the period [DD/MM/YYYY] to [DD/MM/YYYY] will be paid along with your salary for the month of [MONTH YYYY].]

[Where applicable: Your designation stands revised to [NEW DESIGNATION] and you will report to [MANAGER NAME, DESIGNATION].]

All other terms and conditions of your appointment letter dated [DD/MM/YYYY] remain unchanged.

We thank you for your contribution and look forward to your continued association with [COMPANY NAME].

For [COMPANY NAME]

[SIGNATURE]
[NAME]
[DESIGNATION]

What it must contain

  • The effective date of the revision, stated separately from the date of the letter.
  • The old structure and the new structure side by side, item by item.
  • The arrears amount and the month it will be paid in, where the revision is backdated.
  • Confirmation that all other terms of the appointment letter remain unchanged, or a clear statement of exactly what else has changed.
  • The new designation and reporting line, if either has changed.

The law behind it

India has no single statute governing employment letters. The obligations sit across state Shops and Establishments Acts, which differ from each other, and a handful of central acts that apply to some employers and not others. Each note below names its source and who it applies to.

  • An increment letter varies the contract of employment. Where it changes anything beyond the amount, such as designation, reporting line or notice period, those changes need the employee acceptance in the same way the original terms did.
  • A change to the basic salary changes statutory contributions with it: employee and employer provident fund under the Employees Provident Funds and Miscellaneous Provisions Act 1952, employee state insurance eligibility where the wage threshold is crossed, and the professional tax band in states that read the slab on monthly salary. Revising the gross while leaving the basic untouched to hold contributions down is a pattern that attracts scrutiny.
  • If the revision is backdated, the arrears are wages for the period they relate to, and paying them promptly matters for the same reason paying wages promptly matters.

The mistakes that cost money

  • Stating only the new CTC. The employee cannot tell what changed, and neither can the next person who reads the file.
  • Confusing the letter date with the effective date. If the revision is effective from April and the letter is issued in July, both dates belong in the letter, along with the arrears.
  • Forgetting the arrears line entirely on a backdated revision.
  • Increasing the gross while holding the basic flat purely to keep provident fund contributions down. It reduces the employee retirement corpus, it is visible in the structure, and it is exactly the sort of thing an inspection asks about.
  • Not mentioning that everything else in the appointment letter still applies, which leaves the status of the original terms ambiguous.

Questions people ask

Is an increment letter legally required in India?

No statute requires one specifically, but a revision changes the terms of employment, and terms of employment are required to be in writing under most state Shops and Establishments Acts. In practice the letter is what proves the new salary if there is ever a dispute about arrears, gratuity calculation or the settlement on exit, so issuing it is protecting yourself as much as informing the employee.

Can an increment be given without changing the basic salary?

It is possible and it is common, because provident fund contributions are computed on basic and allied wages, so holding basic flat holds the employer contribution flat. It is also visible: an employee at a fifty thousand gross with a ten thousand basic has a structure that an inspection will notice and that reduces their own retirement corpus. If you revise compensation, revising the basic in proportion is the defensible approach.

What happens if the increment is backdated?

You owe arrears for the period between the effective date and the month the revision first appears in payroll, and the letter should state the amount and the month it will be paid in. The arrears are wages relating to that earlier period, which affects how they are treated for provident fund and tax, so run them through payroll rather than paying them as an ad hoc transfer.

The letters that go with this one

Appointment letter. The employment contract itself. In most states you are required to issue one, and the clauses people leave out are exactly the ones they later need.Salary certificate. Issued for a bank, a landlord or a visa. It states earnings, which makes it the one letter here that should never be handed to anybody but the employee.

Where the details for this letter come from

Half the fields in this template are ones you already hold somewhere: date of joining, designation, salary structure, leave balance, notice period. Shiftelio keeps them in one employee record alongside attendance and payroll, so the figures you type into this letter are the figures the payslip used.

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Every letter format in this library

Offer letterAppointment letterExperience letterRelieving letterResignation acceptance letterWarning letterTermination letterSalary certificateInternship certificate

This template and the notes around it were prepared in August 2026 for Indian employers. They are general information, not legal advice, and they cannot account for your state Shops and Establishments Act, any certified standing orders that apply to your establishment, or the terms of your own contracts, all of which can change what this letter should say. Adapt the template to your circumstances and take professional advice before acting on anything that carries a statutory consequence, particularly termination. If you believe anything here is inaccurate, write to support@shiftelio.com and we will correct it.