In this guide
From 1 April 2026, every income tax form number in India has changed. The Income Tax Rules, 2026 replace 399 forms with 190 - consolidating, renumbering, and simplifying the entire compliance ecosystem. Whether you are a salaried employee looking for your new "Form 16," a CA filing tax audit reports, or an NRI managing foreign remittances, this is your complete reference guide to every form that changed, what replaced what, and when to use which.
For all ITR filing needs under the new forms, explore our income tax return filing services.
For Salaried Employees: Your Key Forms
| What You Need | Old Form | New Form | New Section | What Changed |
|---|---|---|---|---|
| Salary TDS certificate from employer | Form 16 | Form 130 | Section 392 / Rule 218 | Same content. New number. Now references Section 392 instead of 192. |
| Perquisite statement | Form 12BA | Form 125 | Section 392 | Updated perquisite valuation (meals Rs 200, gifts Rs 15K). |
| Investment declaration to employer | Form 12BB | Form 124 | Rule 14 | Must now disclose relationship with landlord for HRA. |
| No-TDS declaration (non-senior) | Form 15G | Form 121 (merged) | Section 393 | 15G and 15H merged into single Form 121. |
| No-TDS declaration (senior citizen) | Form 15H | Form 121 (merged) | Section 393 | Same form for both - simplified. |
| AIS / tax credit statement | Form 26AS | Form 168 | AIS | More comprehensive. Captures all financial transactions. |
For salaried individuals filing returns, refer to ITR filing for salary for updated Form 130 (new Form 16) processing and filing guidance.
For TDS/TCS Compliance: Return and Certificate Forms
| What You Need | Old Form | New Form | Frequency |
|---|---|---|---|
| Salary TDS return | Form 24Q | Form 138 | Quarterly |
| Non-salary TDS return | Form 26Q | Form 140 | Quarterly |
| Non-resident TDS return | Form 27Q | Form 144 | Quarterly |
| TCS return | Form 27EQ | Form 143 | Quarterly |
| Non-salary TDS certificate | Form 16A | Form 131 | Per transaction / quarterly |
| PAN-based TDS (property) | Form 26QB | Form 141 Schedule B | Per transaction |
| PAN-based TDS (rent) | Form 26QC | Form 141 Schedule A | Monthly |
| PAN-based TDS (contractor) | Form 26QD | Form 141 Schedule C | Per transaction |
| PAN-based TDS (VDA/crypto) | Form 26QE | Form 141 Schedule D | Per transaction |
| TDS certificate (property/rent/VDA) | Form 16B/16C/16D | Form 132 | Per transaction |
| TCS certificate | Form 27D | Form 133 | Per transaction |
Key consolidation: Four separate PAN-based TDS forms (26QB/QC/QD/QE) are now one unified Form 141 with four schedules. This is the biggest simplification in TDS compliance. For complete TDS filing procedures, refer to TDS return filing.
For Audit and Professional Compliance
| What You Need | Old Form | New Form | Key Change |
|---|---|---|---|
| Tax audit report (accounts audited) | Form 3CA | Form 26 (unified) | Three forms merged into ONE |
| Tax audit report (accounts not audited) | Form 3CB | Form 26 (unified) | Biggest consolidation for CAs |
| Tax audit particulars | Form 3CD | Form 26 (unified) | All particulars now in single form |
| Transfer pricing report | Form 3CEB | Form 48 | Renumbered |
| Old regime opt-out | Form 10-IEA | Form 44 | Renumbered |
| ITAT appeal | Form 36 | Form 115 | Renumbered |
| ITAT cross-objection | Form 36A | Form 116 | Renumbered |
For NRIs and International Compliance
| What You Need | Old Form | New Form | Key Change |
|---|---|---|---|
| DTAA benefit claim | Form 10F | Form 41 | Renumbered |
| Foreign remittance information | Form 15CA | Form 145 | Renumbered. Rule 220 (old 37BB). |
| CA certificate for remittance | Form 15CB | Form 146 | Renumbered |
| Bank quarterly remittance report | Form 15CC | Form 147 | Renumbered |
| IFSC quarterly report | Form 15CD | Form 148 | Renumbered |
| Non-resident TDS return | Form 27Q | Form 144 | Filed quarterly for NR payments |
For Charitable Trusts and NPOs
| What You Need | Old Form | New Form |
|---|---|---|
| Trust registration application | Form 10A/10AB | Corresponding new form |
| Accumulation statement | Form 10 | Corresponding new form |
| Audit report for trusts | Form 10B/10BB | Corresponding new form |
Reporting and Information Forms
| What You Need | Old Form | New Form | Key Change |
|---|---|---|---|
| Statement of Financial Transactions (SFT) | Form 61A | Form 165 | Renumbered. Critical for banks and registrars. |
| Annual Information Statement | Form 26AS | Form 168 | More comprehensive than old 26AS. |
| Equalisation levy statement | Form 1 (EL) | Corresponding new form | Renumbered |
Forms That Were Consolidated
The biggest efficiency gains come from form consolidations where multiple old forms are merged into one:
| Old Forms | New Form | Benefit |
|---|---|---|
| 3CA + 3CB + 3CD (3 forms) | Form 26 | Single tax audit report. CAs file one form instead of three. |
| 26QB + 26QC + 26QD + 26QE (4 forms) | Form 141 | One unified PAN-based TDS challan with 4 schedules. |
| 15G + 15H (2 forms) | Form 121 | One declaration form for both senior and non-senior citizens. |
| 16B + 16C + 16D (3 forms) | Form 132 | One TDS certificate for all PAN-based transactions. |
For business owners navigating these changes, refer to ITR for business for updated Schedule BP and audit form filing.
When to Use Which Form
| Period | Which Forms | Which Rules |
|---|---|---|
| FY 2025-26 ITR filing (even if filed July-Dec 2026) | Old forms (ITR-1 to 7 under old numbering) | IT Rules 1962 |
| FY 2025-26 TDS corrections | Old forms (24Q, 26Q, 27Q correction) | IT Rules 1962 |
| Tax Year 2026-27 Q1 TDS return (April-June 2026) | New forms (138, 140, 143, 144) | IT Rules 2026 |
| Tax Year 2026-27 PAN-based TDS (April 2026+) | Form 141 | IT Rules 2026 |
| Tax Year 2026-27 ITR filing | New ITR forms (when released) | IT Rules 2026 |
| Tax audit for Tax Year 2026-27 | Form 26 | IT Rules 2026 |
| Tax audit for FY 2025-26 or earlier | Old Forms 3CA/3CB/3CD | IT Rules 1962 |
Portal support: The e-filing portal and TRACES simultaneously support both old and new form formats during the transition period. Professional tax planning services ensure correct form selection for each filing.
Common Mistakes to Avoid
Mistake 1: Using old form numbers for Tax Year 2026-27. TDS returns for Q1 TY 2026-27 (April-June 2026) must use Form 138/140/144/143 - not old 24Q/26Q/27Q/27EQ. Using old forms will result in rejection.
Mistake 2: Using new forms for FY 2025-26 corrections. Corrections for old periods must use old forms. Even if you file the correction in September 2026, the Q4 FY 2025-26 TDS correction uses old Form 24Q/26Q format.
Mistake 3: Not updating payroll software. Form 130 (new Form 16) and Form 124 (new Form 12BB) have updated fields including landlord relationship for HRA. Payroll systems must generate the new formats from April 2026.
Mistake 4: Confusing Form 26 with old Form 26AS. Form 26 is the new unified TAX AUDIT report (replaces 3CA/3CB/3CD). Form 168 is the new AIS (replaces 26AS). Completely different purposes - the similar numbering can cause confusion.
Mistake 5: Filing Form 26QB instead of Form 141 for April 2026+ property purchase. Form 26QB is for pre-April 2026 transactions only. April 2026 onwards = Form 141 Schedule B. The portal will reject 26QB for new period transactions.
Key Takeaways
399 old forms reduced to 190 new forms. Major consolidations: 3CA+3CB+3CD→Form 26, 26QB-QE→Form 141, 15G+15H→Form 121, 16B+16C+16D→Form 132. This is the largest compliance simplification in Indian tax history.
Every commonly used form has a new number: Form 16→130, 26AS→168, 24Q→138, 26Q→140, 27Q→144, 27EQ→143, 12BB→124, 10-IEA→44, ITAT Form 36→115, SFT 61A→165.
New forms apply from Tax Year 2026-27 (1 April 2026 onwards). FY 2025-26 filings and corrections continue using old forms under IT Rules 1962. Both systems run in parallel on the e-filing portal.
Key new fields: Form 124 (old 12BB) now requires landlord relationship disclosure for HRA. Form 141 allows multiple deductees of same type per filing. Form 26 unified audit simplifies CA reporting.
Practitioners must update compliance software, ERP systems, payroll configurations, and advisory templates. The Income Tax Department provides a mapping utility on incometax.gov.in for cross-referencing.
Need Help with Income Tax Return Filing?
The form renumbering affects every compliance workflow. Our team ensures correct form selection, updated software, and seamless filing under both old and new rules during the transition.
Explore our income tax return filing and TDS return filing services for complete transition support.
For queries, reach out at +91 945 945 6700 or WhatsApp us directly.
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