How to Appeal an Income‑tax Assessment in India (form 35), Step‑by‑step (2026)

If you have received an assessment order or a notice of demand from the Income Tax Department that you believe is incorrect, you have a statutory right to challenge it. Understanding how to appeal an income tax assessment in India (Form 35) is the first step toward protecting your position: the process requires filing Form 35 with the Commissioner of Income Tax (Appeals), or the Joint Commissioner (Appeals), within a strict 30‑day window prescribed by Section 249(2) of the Income‑tax Act, 1961. The 2025–26 legislative cycle introduced the Income‑tax Rules, 2026 (notified via CBDT Notification No. 22/2026), which brought transitional guidance on form selection, portal navigation and new disclosure requirements that every appellant filing in 2026 must understand.

This guide sets out the complete income tax appeal procedure for 2026, eligibility, portal steps, documents needed for Form 35, fees, deadlines, common pitfalls and the key rule changes, so that taxpayers, CFOs, in‑house counsel and tax practitioners can file with confidence.

Overview of the Form 35 Appeal Process in India and Who It Applies To

Form 35 is the prescribed memorandum of appeal under Rule 45 of the Income‑tax Rules. It is used to prefer an appeal before the Commissioner of Income Tax (Appeals), commonly abbreviated as CIT(A), or, for specified smaller cases, before the Joint Commissioner (Appeals) (JCIT(A)). The form is filed electronically through the Income Tax e‑Filing portal at incometax.gov.in.

Any person (the “assessee”) who is aggrieved by an order passed by the Assessing Officer (AO) may file an appeal. This includes individuals, Hindu Undivided Families (HUFs), partnership firms, LLPs, companies, trusts and deductors. The orders that are appealable include assessment orders under Sections 143(3), 144, 147 and 153A, penalty orders under Sections 270A and 271, and orders giving effect to directions of the Dispute Resolution Panel, among others. Rectification orders under Section 154 that themselves create fresh liability are also appealable, although a stand‑alone rectification request is not an appeal.

While the portal allows self‑filing by the assessee, complex assessments, particularly those involving penalties, transfer pricing adjustments or demands exceeding several lakhs, benefit from professional assistance by a Chartered Accountant or tax litigation counsel who can draft precise grounds of appeal, apply for stay of demand and manage the hearing process before the Commissioner (Appeals).

Eligibility and Prerequisites for Filing Form 35

Who may be an appellant

Any assessee or deductor who is the subject of the order being challenged can file Form 35. This covers resident and non‑resident individuals, firms, companies incorporated in India, foreign companies with Indian PAN, and persons assessed under any provision of the Income‑tax Act. If the appeal is filed by an authorised representative, such as a CA, advocate or tax practitioner, a Power of Attorney or authorisation letter must be uploaded as an attachment.

Orders that are appealable vs. non‑appealable

The right of appeal exists only against orders specifically listed in the statute. Assessment orders, reassessment orders, penalty orders, orders refusing registration of a trust, and orders determining tax on undisclosed income are all appealable. Intimations issued under Section 143(1) (summary processing) are generally not appealable in the same manner, unless they result in an adjustment that creates a fresh demand; in such cases, the assessee’s remedy is typically a rectification request or, where applicable, a revised return. Orders passed by the Commissioner under revisionary powers (Section 263) are challenged before the Tribunal, not through Form 35.

When appeals are conditional on payment

Under Section 249(4), the Commissioner (Appeals) may refuse to admit an appeal unless the appellant has paid the tax due on the returned income, or the amount of advance tax that was payable. Appellants should ensure that any admitted tax liability has been discharged before filing, or be prepared to demonstrate to the CIT(A) that non‑payment is justified in the circumstances. Evidence of payment, typically the challan or bank receipt, is uploaded as part of the Form 35 submission.

Step‑by‑Step: How to File Form 35 Online, The Commissioner (Appeals) Procedure

The Form 35 appeal process in India follows a structured e‑filing pathway. The table below provides a high‑level timeline before the detailed steps that follow.

Step 1, Prepare: gather the assessment order, evidence and draft grounds of appeal

Before opening the portal, assemble every document you will need. Start with the assessment order (or other order being appealed), note its date, DIN (Document Identification Number) and the section under which it was passed. Obtain the notice of demand issued under Section 156, if applicable, and collect proof of any tax already paid (challans, bank receipts).

Next, prepare two critical documents that will be uploaded as PDF attachments:

• Statement of facts. A concise, chronological narrative of the assessment proceedings, the additions or disallowances made by the AO, and the factual basis on which they are disputed. Keep it factual, avoid argument.
• Grounds of appeal. Numbered paragraphs, each stating a specific legal or factual ground on which the order is challenged. Each ground should identify the amount involved. Drafting precise grounds of appeal is critical, vague or omnibus grounds weaken the appeal and may be struck. Practitioners recommend framing each ground as a self‑contained proposition (e.g., “The learned AO erred in disallowing ₹X,XX,XXX claimed under Section 37(1) on account of …”).

If you anticipate filing after the 30‑day deadline, prepare a condonation of delay application simultaneously, setting out the reasons for delay and attaching supporting evidence.

Step 2, Log in to the e‑Filing portal and navigate to Form 35

Log in to the Income Tax e‑Filing portal (incometax.gov.in) using your PAN and password. There are two navigation paths to reach how to file Form 35 online:

1. Go to e‑File → Income Tax Forms → File Income Tax Forms and search for “Form 35”.
2. Alternatively, go to Pending Actions → E‑Proceedings → For Your Information → File Appeal.

Select Form 35 from the list of available forms. The portal will ask you to confirm basic details (PAN, name, assessment year). If the assessment order is already reflected in the portal’s records, some fields will be pre‑populated.

Common portal pitfalls at this stage include session time‑outs (save your work frequently), browser compatibility issues (use the latest version of Chrome or Edge) and incorrect assessment year selection. Verify that the assessment year on the form matches the year to which the disputed order relates.

Step 3, Complete the Form 35 fields and upload attachments

The form is divided into several sections. Complete each carefully:

1. Order details. Enter the section and sub‑section of the Income‑tax Act under which the order was passed, the date of the order, the DIN/Order number, and the designation of the AO.
2. Assessed income and demanded tax. Enter the total income as determined by the AO and the demand amount. These figures determine the applicable appeal fee.
3. Grounds of appeal. Enter each ground as a numbered item. The portal now requires you to mention the amount involved for each ground, this is a disclosure requirement that practitioners should note carefully.
4. Attachments. Upload the statement of facts, grounds of appeal, copy of the assessment order, notice of demand, proof of tax payment and any other supporting documents. Attachments must be in PDF format. Confirm the maximum file‑size limit on the portal before uploading (the portal guidance specifies permissible limits).
5. Verification. Complete the verification declaration and prepare for e‑verification (see Step 4).

If a representative is filing, upload the Power of Attorney or authorisation letter as an additional attachment.

Step 4, Pay the appeal fee, submit and e‑verify

The memorandum of appeal must be accompanied by the prescribed fee. The fee is determined by the total income as assessed by the AO:

• Assessed income ≤ ₹1,00,000, fee of ₹250
• Assessed income > ₹1,00,000 and ≤ ₹2,00,000, fee of ₹500
• Assessed income > ₹2,00,000, fee of ₹1,000
• Appeals involving any other matter (not related to assessed income), fee of ₹250

Pay the fee through the portal’s integrated e‑payment facility or upload the challan if paid separately. After payment, submit the form. The portal generates a Transaction ID and acknowledgement receipt, download and retain both.

Finally, e‑verify the submission. E‑verification can be completed using a Digital Signature Certificate (DSC), Aadhaar OTP, Electronic Verification Code (EVC) via net banking, or EVC via bank account or Demat account. An appeal that is submitted but not e‑verified is treated as incomplete and will not be processed.

Step 5, After submission: track status, apply for stay of demand and prepare for hearing

Once the appeal is filed and e‑verified, monitor its status on the portal under Pending Actions → E‑Proceedings. The Commissioner (Appeals), or, under the faceless appeal scheme, the National Faceless Appeal Centre, will issue a hearing notice, typically within 2 to 8 weeks.

If the AO has raised a substantial demand, consider filing a stay of demand application immediately after (or simultaneously with) the appeal. The stay application is addressed to the CIT(A) and requests that recovery of the disputed demand be suspended pending the appeal’s outcome. Practitioners routinely apply for stay where the demand exceeds the appellant’s ability to pay or where the additions are prima facie unsustainable.

Prepare your appeal brief and supporting evidence bundle well in advance of the hearing date. Organise the bundle chronologically: assessment order, notice of demand, return of income, computation, correspondence with the AO, and each piece of evidence supporting the grounds. If the CIT(A) order is ultimately adverse, the next escalation is an appeal to the Income Tax Appellate Tribunal (ITAT).

Documents Needed for Form 35: Checklist

The following table sets out every document required, or typically expected, when filing Form 35. Prepare these before beginning the online process.

Form 35 can be revised online on the e‑Filing portal before the appeal is disposed of. If a revision is needed after filing, the appellant can submit a revised form through the portal or, alternatively, make an offline application to the concerned Commissioner of Income Tax (Appeals).

Appeal Timeline and Key Deadlines for Form 35

Timeliness is one of the most critical aspects of the income tax appeal procedure. Missing the deadline can result in the appeal being dismissed without a hearing on the merits.

Understanding the 30‑day window

Under Section 249(2), the appeal must be filed within 30 days of the “relevant date.” Where the appeal relates to an assessment or penalty, the relevant date is the date of service of the notice of demand. Where it relates to any other order, it is the date on which intimation of the order is served on the assessee. The date of service, not the date of the order, starts the clock.

Condonation of delay: what qualifies as “sufficient cause”

If you miss the 30‑day window, the appeal is not automatically barred. Section 249(3) empowers the Commissioner (Appeals) to admit a late appeal if satisfied that the appellant had sufficient cause for the delay. Reasons that are commonly accepted include serious illness, unavoidable absence from India, failure of the postal system and, in some cases, change of counsel or accountant. The condonation application should be filed alongside Form 35, clearly stating the length and reason for the delay and attaching documentary proof. Early filing of the condonation petition, rather than waiting for the CIT(A) to reject the appeal as time‑barred, improves the appellant’s prospects.

Costs, Appeal Fees and Professional Considerations

The official appeal fees for income tax appeals filed through Form 35 are nominal. They are set by statute and depend on the total income as computed by the AO in the order under appeal.

The appeal fee is paid electronically through the portal or via a bank challan uploaded during the Form 35 filing process. The fee is non‑refundable. Professional fees, for counsel drafting the grounds of appeal, preparing condonation petitions or representing the appellant at hearings, are additional costs that vary significantly based on the complexity and quantum of the dispute.

What Changes in 2026: Income‑Tax Rules and the Portal Transition

The CBDT’s Notification No. 22/2026 introduced the Income‑tax Rules, 2026, replacing and consolidating several earlier rule sets. For appellants, the key changes affecting the income tax appeal procedure in 2026 are as follows.

New form definitions and Form Navigator. The Income Tax e‑Filing portal has introduced a Form Navigator tool that helps taxpayers identify which version of a form to use. For appeals relating to assessment years governed by the Income‑tax Rules, 2026, the portal may present the updated draft Form 35 (published by the Department alongside the 2026 Rules). For older assessment years, the legacy Form 35 under the Income‑tax Rules, 1962 continues to apply. Appellants should confirm the correct form version in the portal’s Form Navigator before proceeding.

Enhanced disclosure requirements. Industry observers expect the 2026 portal version of Form 35 to require appellants to disclose the amount involved for each individual ground of appeal and to state whether the same ground has been taken or decided in any prior proceedings. Early indications suggest that the portal interface is being updated to include dedicated fields for these disclosures, replacing the earlier practice of including such details only in the grounds‑of‑appeal attachment.

Transitional guidance. The Department has published FAQs and guidance notes on forms under the Income‑tax Rules, 2026, which address transitional issues, including which rules govern appeals filed in 2026 for earlier assessment years. The likely practical effect is that most appeals for AY 2025–26 and earlier will continue to be filed using the legacy Form 35 format, while appeals for AY 2026–27 onward will follow the 2026 Rules format.

Practical step for appellants: Before filing, check the Department’s published guidance notes on the 2026 Rules and confirm the applicable form version with your tax adviser. Filing on the wrong form version can cause processing delays and, in the worst case, require re‑filing.

Common Pitfalls in the Form 35 Appeal Process and How to Avoid Them

• Missing the 30‑day deadline. The single most common, and most damaging, error. Calendar the deadline from the date of service of the order, not the date on the order itself. File well before the last day to account for portal issues.
• Vague or omnibus grounds of appeal. Grounds such as “the order is bad in law” add nothing and may be rejected. Each ground should identify the specific addition, the section invoked by the AO, and the amount disputed.
• Omitting the statement of facts. The statement of facts is a mandatory attachment. Failing to upload it renders the filing incomplete.
• Wrong jurisdictional CIT(A). The appeal must be filed before the Commissioner (Appeals) having jurisdiction over the assessee, as identified in the notice of demand. Filing before the wrong CIT(A) causes avoidable delay.
• Failure to e‑verify. Submitting the form without completing e‑verification (DSC, Aadhaar OTP or EVC) means the appeal is not treated as validly filed. Always confirm e‑verification status on the portal dashboard.
• Incorrect fee payment. Paying the wrong fee amount, typically by miscalculating the assessed‑income slab, can delay processing. Cross‑check the assessed income figure in the order before selecting the fee.
• Attachment format and size errors. Uploading attachments in non‑PDF formats or exceeding size limits causes the portal to reject the upload. Convert all documents to PDF and compress if necessary.
• Failing to apply for stay of demand. Where the demand is substantial, failure to apply for stay can result in enforced recovery (attachment of bank accounts, adjustment against refunds) while the appeal is pending.
• Not disclosing prior proceedings on the same ground. The 2026 portal requires disclosure of whether the same grounds were taken or decided in earlier proceedings. Non‑disclosure risks adverse inference.
• Self‑filing complex appeals without professional help. For large assessments, penalty proceedings or transfer‑pricing disputes, self‑filing without practitioner review frequently leads to poorly drafted grounds that limit the scope of the appeal at hearing.

Conclusion

Filing an income tax appeal through Form 35 is a structured, portal‑driven process, but one where precision matters at every stage. From gathering the right documents and drafting enforceable grounds of appeal to meeting the 30‑day deadline under Section 249(2) and navigating the 2026 portal transition, each step carries consequences for whether the appeal is admitted, heard and ultimately decided in the appellant’s favour. Understanding how to appeal an income tax assessment in India (Form 35) is essential knowledge for any taxpayer or adviser facing a disputed order. For complex matters, penalty proceedings, large demands or cross‑border issues, early engagement with experienced tax litigation counsel can make a material difference to the outcome.

Sources

1. Income Tax Department, Form 35 User Manual
2. Income Tax Department, Form 35 FAQ / Official Fee Table
3. Income‑tax Rules, 2026 / Notification No. 22/2026 (CBDT)
4. Income‑tax Act, 1961, Section 249 (Appeals)
5. Form 35 Official Gazette / Form PDF (English)
6. ClearTax, Form 35: How to Download and File Income Tax Appeal
7. TaxGuru, Electronic Filing of Appeal to Commissioner of Income Tax (Appeals)