Understand the new Form 121, eligibility criteria, and submission process for FY 2025-26. Learn how this unified form simplifies TDS declarations for all resident taxpayers.
What is Form 121?
Why was Form 121 Introduced?
Form 121 vs Form 15G vs Form 15H: Key Differences
Who can File Form 121?
Who cannot File Form 121?
Income Limits - Old Tax Regime vs New Tax Regime
TDS Thresholds - When Does TDS Apply?
How to Fill Form 121?
When to submit Form 121?
How to Submit Form 121 Online
What are the Incomes covered under Form 121
Form 121 - Part A
Form 121 - Part B
ITR Disclosure Requirement in Form 121
Form 121 for Senior Citizens (Age 60+): Key Differences
Form 121 for PF Withdrawals
FAQs on Form 121
Form 121 is a unified self-declaration form introduced under Section 393 of the Income Tax Act 2025, effective from 1st April 2026.
Purpose of Form 121
Form 121 allows taxpayers to declare that their income is below the taxable limit, preventing TDS deductions.
Replaces Form 15G and 15H
Applicable to all resident taxpayers
Simplifies the declaration process
Key Features
Form 121 consolidates previous forms to streamline tax declaration.
Applicable from FY 2025-26
Covers interest, dividends, and other incomes
Unified form for all ages
Eligibility
Form 121 can be filed by resident individuals and HUFs with zero tax liability.
Resident individuals and HUFs
Zero tax liability requirement
Submission before TDS deduction
Legal Framework
Form 121 is governed by the Income Tax Act 2025 and Income Tax Rules 2026.
Section 393 of the Income Tax Act 2025
Rule 211 of the Income Tax Rules 2026
Effective from 1st April 2026
Form 121 was introduced to simplify the tax declaration process and enhance compliance.
Simplification of Tax Forms
Form 121 replaces multiple forms with a single declaration form.
Replaces Form 15G and 15H
Reduces paperwork and confusion
Streamlines the declaration process
Enhanced Compliance
The new form ensures better compliance with tax laws.
Easier for taxpayers to understand
Promotes timely submissions
Reduces errors in declarations
Legal Reforms
Part of broader tax reforms under the Income Tax Act 2025.
Introduced with the new tax act
Aligns with modern tax practices
Addresses previous complexities
Unified Declaration
Combines age-specific forms into one.
Applicable to all resident taxpayers
No age-based differentiation
Simplifies eligibility criteria
Understand the differences between Form 121 and the older forms it replaces.
Applicability
Form 121 applies to all resident taxpayers, unlike the age-specific older forms.
Form 15G for taxpayers below 60
Form 15H for senior citizens
Form 121 for all residents
Income Limits
Form 121 requires zero tax liability, similar to the older forms.
Nil tax liability requirement
Unified income declaration
No separate limits for seniors
Legal Framework
Form 121 is governed by the new Income Tax Act 2025.
Section 393 for Form 121
Section 197A for old forms
Rule 211 for Form 121
Submission Process
Form 121 simplifies the submission process with online options.
Online submission available
Single form for all declarations
Reduces administrative burden
Form 121 can be filed by resident taxpayers with zero tax liability.
Eligible Taxpayers
Resident individuals, HUFs, and certain trusts can file Form 121.
Resident individuals of any age
Hindu Undivided Families (HUFs)
Certain eligible trusts
Conditions for Filing
Specific conditions must be met to file Form 121.
Must be a resident taxpayer
Zero tax liability after deductions
Declaration before TDS deduction
Income Types Covered
Form 121 covers various income types to prevent TDS.
Interest income
Dividend income
Other specified incomes
Worked Example
Example: A resident individual with ₹2 lakh interest income and ₹1 lakh deductions.
Total income: ₹2 lakh
Deductions: ₹1 lakh under Section 80C
Net taxable income: ₹1 lakh (below taxable limit)
Certain taxpayers are not eligible to file Form 121.
Non-Residents
Form 121 is not applicable to non-resident taxpayers.
Only for resident taxpayers
Non-residents must use other forms
Different TDS rules apply
Companies
Corporate entities cannot file Form 121.
Form 121 is for individuals and HUFs
Companies have separate TDS provisions
Corporate tax rules differ
Taxpayers with Tax Liability
Taxpayers with any tax liability cannot use Form 121.
Zero tax liability is mandatory
Taxable income above limits disqualifies
Must file regular tax returns
Foreign Income
Income from foreign sources is not covered under Form 121.
Only domestic income eligible
Foreign income has separate rules
Different declaration forms required
Compare income limits under the old and new tax regimes for Form 121 eligibility.
Old Tax Regime
Income limits under the old regime for Form 121.
Basic exemption limit: ₹2.5 lakh
Senior citizens: ₹3 lakh
Super senior citizens: ₹5 lakh
New Tax Regime
Income limits under the new regime for Form 121.
Basic exemption limit: ₹2.5 lakh
No additional exemptions
Flat rates apply beyond limits
Important Change for Senior Citizens
Senior citizens have specific considerations under both regimes.
Higher exemption limits in old regime
No special rates in new regime
Consider total deductions and exemptions
Worked Example
Example: A senior citizen with ₹4 lakh income under old regime.
Exemption limit: ₹3 lakh
Taxable income: ₹1 lakh
Eligible for Form 121 if deductions apply
Understand the TDS thresholds applicable to different income types.
Interest Income
TDS on interest income is subject to specific thresholds.
Threshold: ₹40,000 for individuals
Senior citizens: ₹50,000 threshold
Form 121 prevents TDS if below limits
Dividend Income
TDS on dividends is applicable above certain limits.
Threshold: ₹5,000 for dividends
Form 121 can prevent TDS
Declaration must be submitted timely
Rental Income
TDS on rental income has specific thresholds.
Threshold: ₹2.4 lakh annually
Form 121 not applicable for rentals
Separate declaration forms required
Professional Fees
TDS on professional fees applies above a threshold.
Threshold: ₹30,000 annually
Form 121 not applicable
Professional income requires different forms
Step-by-step guide to filling Form 121 accurately.
Personal Details
Enter accurate personal information in Form 121.
Name and PAN details
Residential status confirmation
Contact information
Income Declaration
Declare all relevant income sources in Form 121.
Interest income details
Dividend income declaration
Other specified incomes
Tax Liability Confirmation
Confirm zero tax liability in Form 121.
Total income below taxable limit
Deductions and exemptions applied
No tax payable declaration
Signature and Submission
Sign and submit Form 121 to the relevant authority.
Digital signature if submitting online
Physical signature for paper submission
Submit before TDS deduction date
Timely submission of Form 121 is crucial to prevent TDS deductions.
Submission Deadline
Submit Form 121 before the TDS deduction date.
Submit at the start of the financial year
Before the first income receipt
Ensure timely processing by deductor
Annual Submission
Form 121 must be submitted annually for each financial year.
Valid for one financial year
Re-submit if income changes
Ensure updated information
Early Submission Benefits
Early submission ensures no TDS deductions occur.
Prevents unnecessary deductions
Ensures smooth processing
Avoids refund claims later
Worked Example
Example: Submitting Form 121 for interest income on 1st April.
Interest income starts in April
Submit Form 121 by 31st March
Prevents TDS on April interest
Guide to submitting Form 121 online through various banking platforms.
Submit Form 121 Through SBI Net Banking
Steps to submit Form 121 using SBI's online platform.
Log in to SBI Net Banking
Navigate to 'Tax Services'
Fill and submit Form 121 online
Submit Form 121 Through HDFC Bank
Steps to submit Form 121 using HDFC Bank's online services.
Access HDFC Net Banking
Select 'Tax Declaration' option
Complete and submit Form 121
Submit Form 121 Through ICICI Bank iMobile
Steps to submit Form 121 via ICICI Bank's iMobile app.
Open iMobile app
Go to 'Tax Services'
Fill and upload Form 121
General Online Submission Tips
Tips for successful online submission of Form 121.
Ensure internet connectivity
Verify details before submission
Keep acknowledgment receipt
Form 121 covers specific types of income to prevent TDS deductions.
Interest Income
Form 121 covers interest income from various sources.
Bank fixed deposits
Recurring deposits
Savings account interest
Dividend Income
Dividend income from shares and mutual funds is covered.
Equity shares dividends
Mutual fund dividends
Other dividend incomes
Other Specified Incomes
Certain other incomes are covered under Form 121.
Income from bonds
Income from debentures
Other specified securities
Exclusions
Not all income types are covered under Form 121.
Rental income
Professional fees
Foreign income
Details required in Part A of Form 121 for accurate submission.
Personal Information
Enter personal details accurately in Part A.
Full name as per PAN
PAN number
Residential address
Income Details
Declare all relevant income sources in Part A.
Interest income details
Dividend income declaration
Other specified incomes
Tax Liability Confirmation
Confirm zero tax liability in Part A.
Total income below taxable limit
Deductions and exemptions applied
No tax payable declaration
Signature
Sign Part A to complete the declaration.
Digital signature for online submission
Physical signature for paper submission
Ensure signature matches records
Details required in Part B of Form 121 for accurate submission.
Income Source Details
Provide detailed information on income sources in Part B.
Bank account details for interest
Company details for dividends
Other income source details
Deduction Details
Declare all applicable deductions in Part B.
Section 80C deductions
Other applicable deductions
Ensure accurate deduction claims
Tax Calculation
Calculate total income and tax liability in Part B.
Total income calculation
Deductions applied
Final tax liability confirmation
Verification
Verify all details before submission.
Check for accuracy
Ensure completeness
Submit verified form
Understand the ITR disclosure requirements when filing Form 121.
ITR Filing Requirement
Form 121 may require prior ITR filing for certain taxpayers.
No mandatory prior ITR for all
Additional compliance for some
Ensure previous returns are filed
Disclosure of Income
Accurate income disclosure is crucial in Form 121.
Declare all income sources
Ensure accurate figures
Match with ITR if applicable
Verification of Details
Verify all details before submission to avoid discrepancies.
Cross-check with previous ITRs
Ensure consistency in declarations
Avoid mismatches in income figures
Worked Example
Example: A taxpayer with prior ITR filing submits Form 121.
Previous ITR shows ₹3 lakh income
Form 121 declares ₹2.5 lakh income
Ensure consistency in figures
Key differences and considerations for senior citizens filing Form 121.
Higher Exemption Limits
Senior citizens benefit from higher exemption limits.
Exemption limit: ₹3 lakh
Super senior citizens: ₹5 lakh
Consider total deductions
Income Declaration
Senior citizens must declare all relevant income sources.
Interest income from deposits
Dividend income from investments
Other specified incomes
Tax Liability Confirmation
Confirm zero tax liability after deductions.
Deductions under Section 80C
Other applicable deductions
Ensure no tax payable
Online Submission
Senior citizens can submit Form 121 online for convenience.
Use net banking platforms
Ensure digital signature
Keep acknowledgment receipt
Using Form 121 for EPF withdrawals to prevent TDS deductions.
Eligibility for PF Withdrawals
Form 121 can be used to prevent TDS on EPF withdrawals.
Applicable for resident taxpayers
Zero tax liability requirement
Submit before withdrawal
Submission Process
Steps to submit Form 121 for EPF withdrawals.
Submit to EPF office
Ensure accurate details
Prevent TDS on withdrawal
Worked Example
Example: A taxpayer withdrawing ₹2 lakh from EPF.
EPF balance: ₹2 lakh
Submit Form 121 to prevent TDS
Ensure zero tax liability
Important Considerations
Key points to consider when using Form 121 for PF withdrawals.
Verify eligibility criteria
Ensure timely submission
Keep acknowledgment receipt
What is the purpose of Form 121?
Form 121 is a unified self-declaration form that allows resident taxpayers to declare their income below the taxable limit, preventing TDS deductions on interest, dividends, and other specified incomes.
Who is eligible to file Form 121?
Resident individuals, HUFs, and certain trusts with zero tax liability can file Form 121. It is applicable to all ages, unlike the previous age-specific forms.
Can non-residents file Form 121?
No, Form 121 is only available to resident taxpayers. Non-residents must use other forms and comply with different TDS rules applicable to them.
What are the income limits for Form 121 under the old tax regime?
Under the old tax regime, the basic exemption limit is ₹2.5 lakh, ₹3 lakh for senior citizens, and ₹5 lakh for super senior citizens. Form 121 requires zero tax liability after deductions.
How can I submit Form 121 online?
Form 121 can be submitted online through net banking platforms of banks like SBI, HDFC, and ICICI. Log in to your bank's portal, navigate to 'Tax Services', and fill and submit the form.
When should Form 121 be submitted?
Form 121 should be submitted at the start of the financial year or before the first income receipt to prevent TDS deductions. It is valid for one financial year and must be re-submitted annually.
What types of income are covered under Form 121?
Form 121 covers interest income from bank deposits, dividend income from shares and mutual funds, and other specified incomes. It does not cover rental income or professional fees.
Do senior citizens have any special considerations for Form 121?
Yes, senior citizens benefit from higher exemption limits (₹3 lakh for seniors and ₹5 lakh for super seniors) under the old tax regime. They must declare all relevant incomes and confirm zero tax liability.
Can Form 121 be used for EPF withdrawals?
Yes, Form 121 can be used to prevent TDS on EPF withdrawals for resident taxpayers with zero tax liability. It should be submitted to the EPF office before the withdrawal.
Is prior ITR filing required for Form 121?
While prior ITR filing is not mandatory for all, some taxpayers may need to ensure previous returns are filed for consistency in income declarations. Accurate income disclosure is crucial in Form 121.