Section 43B in Income Tax Act, 1961

Learn about the deductions allowed under Section 43B, including taxes, duties, employee benefits, and more. Get expert insights on actual payment basis and compliance requirements.
Home Loan
2 min
05 April 2025
Tax planning often involves navigating complex provisions of the Income Tax Act. Section 43B of Income Tax Act is one such important provision that affects businesses across India. This section establishes rules for when certain expenses can be claimed as deductions.

For businesses operating on accrual basis accounting, Section 43B of Income Tax Act creates specific requirements. It ensures that certain expenses are deductible only when actually paid, not just when they are recorded in books.

This article will explain Section 43B provisions, helping businesses avoid tax pitfalls while maximising legitimate deductions. Understanding these requirements can help improve cash flow management, just as proper financial planning helps homeowners manage their home loan EMIs efficiently.

What is Section 43B?

Section 43B of Income Tax Act defines which business expenses are allowed as deductions only when actually paid. This provision overrides the accounting method used by taxpayers. The section was introduced to prevent businesses from claiming deductions for unpaid expenses.

Under regular mercantile accounting, businesses record expenses when incurred, not when paid. However, Section 43B of Income Tax Act requires actual payment for specific expenses before claiming deductions. This ensures tax revenue is not lost through deductions for expenses that remain unpaid.

Deductions specified under Section 43B

The Income Tax Act clearly identifies expenses that fall under Section 43B of Income Tax Act. These include:

  • Government taxes and duties
  • Employer contributions to welfare funds
  • Employee bonuses and commissions
  • Interest on bank loans
  • Leave encashment payments
  • Payments to Indian Railways
Each category has specific rules regarding payment timing and documentation requirements. Understanding these requirements helps businesses plan their cash flows effectively.

Payments under Section 43B

Section 43B of Income Tax Act covers various payments crucial for business operations. Let's examine each category in detail.

Contributions made towards employee benefits

Employee benefit contributions include payments to:

  • Provident fund
  • Gratuity fund
  • Superannuation fund
  • Employee State Insurance
These payments must be made before the due date for filing income tax returns. This requirement ensures employers fulfil their obligations towards employee welfare. Proper planning of these payments is essential for tax compliance.

Tax payments

Section 43B of Income Tax Act covers various tax payments including:

  • Income tax
  • Sales tax/GST
  • Customs duty
  • Excise duty
  • Municipal taxes
Interest on delayed tax payments also falls under this category. Businesses must clear these liabilities before claiming deductions. This promotes timely tax compliance across different government departments.

Bonus or commission

Employee bonuses and commissions are deductible only when actually paid. These payments boost employee morale and productivity. Section 43B of Income Tax Act ensures businesses cannot claim deductions without actually rewarding employees.

Planning for these payments requires financial discipline similar to managing home loan EMIs. Wondering about home loan options? Check your eligibility for a Bajaj Housing Finance Home Loan by providing your mobile number and OTP verification. You may qualify for loans up to Rs. 15 crore* with flexible repayment terms.

Interest payable on loans and advances

Interest payments on loans from banks and financial institutions must be actually paid to qualify for deduction. This includes:

  • Term loans
  • Overdrafts
  • Cash credits
  • Working capital loans
Section 43B of Income Tax Act ensures businesses don't claim deductions for unpaid interest. This provision promotes responsible debt management among businesses.

Leave encashment

Payments made to employees for unused leave fall under Section 43B of Income Tax Act. These payments are deductible only when actually paid. This requirement ensures employees receive their rightful benefits.

Businesses must plan for these payments as part of their overall employee compensation strategy. Proper financial management helps balance business needs with employee welfare.

Payments to Indian Railways

Section 43B of Income Tax Act covers payments made to Indian Railways for services rendered. These payments are deductible only when actually paid. This provision ensures the national carrier receives timely payments.

Businesses using railway services must plan their logistics expenses accordingly. Timely payments help maintain smooth business operations.

Interest payable on loans

Beyond bank loans, interest on any borrowing or debt must be actually paid to qualify for deduction. Section 43B of Income Tax Act covers interest payments to:

  • Financial institutions
  • NBFCs
  • Private lenders
This requirement promotes responsible debt management. Just like home loan borrowers must plan their EMIs, businesses must plan their interest payments carefully.

Exceptions under Section 43B of the Income Tax Act

While Section 43B of Income Tax Act is strict, certain exceptions exist:

  • Bad debts are governed by Section 36(1)(vii), not Section 43B
  • Depreciation follows rules under Section 32
  • Expenses under cash accounting are already recorded when paid
These exceptions help businesses claim legitimate deductions under appropriate sections. Understanding the interplay between different tax provisions helps optimise tax planning.

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What are the conditions for claiming deductions u/s 43B?

Section 43B of Income Tax Act establishes clear conditions for claiming deductions. These conditions ensure tax benefits align with actual economic activities.

Actual payment

The fundamental requirement under Section 43B of Income Tax Act is actual payment. Book entries or provisions are insufficient for claiming deductions. Physical transfer of money must occur, whether through:

  • Cash payment (within limits)
  • Bank transfer
  • Digital payment
  • Adjustment entry with proper documentation
This condition prevents paper transactions from creating tax benefits without economic substance.

Payment before the due date

Section 43B of Income Tax Act allows deductions if payments occur by the tax return filing due date. For most businesses, this means:

  • Payment within the financial year, or
  • Payment before filing the tax return (usually July 31)
This flexibility helps businesses manage their cash flows while remaining compliant. The provision recognises the practical challenges of business operations.

Mandatory payment

Section 43B of Income Tax Act applies to payments required by law or contractual obligation. These include:

Payment TypeLegal Framework
Provident FundEPF Act
GSTGST Act
BonusPayment of Bonus Act
InterestLoan Agreement


The mandatory nature of these payments justifies their special treatment under tax laws.

Documentary evidence

Businesses must maintain proper documentation for Section 43B of Income Tax Act deductions:

  • Payment receipts
  • Bank statements
  • Challan copies
  • Acknowledgments from recipients
These documents prove actual payment in case of tax scrutiny. Proper record-keeping is essential for claiming these deductions.

What are the expenses covered under Section 43B?

Section 43B of Income Tax Act covers specific expense categories:

  • Any tax, duty, cess or fee payable to government
  • Employer contributions to provident fund, gratuity fund, superannuation fund
  • Bonus or commission payable to employees
  • Interest on loans from banks or financial institutions
  • Leave salary payable to employees
  • Any sum payable to Indian Railways for services
  • Interest on certain loans and borrowings
These expenses share the characteristic of being claimed as deductions only when actually paid. The provision ensures alignment between tax benefits and economic outflows.

Effect of Section 43B on tax liability

Section 43B of Income Tax Act significantly impacts business tax liability:

  • Delays in payment can defer deductions to later years
  • Cash flow planning becomes crucial for tax efficiency
  • Tax outflows may increase if payments are delayed
  • Businesses must coordinate financial management with tax planning
Understanding these effects helps businesses optimise their operations. Just as homeowners plan their finances around home loan EMIs, businesses must plan around Section 43B requirements.

How to apply for Bajaj Housing Finance Home Loan

While managing business taxes, personal financial planning remains important. Bajaj Housing Finance offers excellent home loan solutions with:

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Eligibility criteria to get home loan from Bajaj Finserv

Bajaj Housing Finance has straightforward home loan eligibility requirements:

  • Indian citizenship
  • Age between 23-67 years (salaried) or 23-70 years (self-employed)
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Documents required for home loan applications include:

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  • Income proof (salary slips or financial statements)
  • 6 months' bank statements
  • Property documents
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Managing Section 43B compliance while planning your future

Understanding Section 43B of Income Tax Act helps businesses optimise tax planning while ensuring compliance. The key takeaways include:

  • Pay mandatory expenses before the tax filing due date
  • Maintain proper documentation for all payments
  • Align cash flow management with tax planning
  • Consider the impact of payment timing on deductions
Just as Section 43B helps structure business finances, a well-planned home loan helps structure personal finances. Bajaj Housing Finance offers outstanding home loan options with:

  • Flexible tenure up to 32 years
  • Low EMIs starting at just Rs. 722/lakh*
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  • No foreclosure fees on floating rate loans
Whether managing business taxes or planning your dream home, proper financial planning is essential. With interest rates starting from 7.99%*  p.a. and loan amounts up to Rs. 15 crore*, Bajaj Housing Finance Home Loans offer the flexibility you need.

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*Terms and conditions apply

Check also:

Income Tax LoginIncome Tax E Filing
Income Tax SlabTax Concept
Calculate TaxNew Tax Regime Income Tax Slabs
New Tax Regime CalculatorNew Tax Slab
Short Term Capital Gain TaxLong Term Capital Gain Tax


Frequently asked questions

What is Section 43B per the Income Tax Act?
Section 43B allows deductions for certain expenses only when actually paid, regardless of the accounting method used.

What is disallowed under section 43B?
Unpaid expenses falling under specified categories are disallowed as deductions until actual payment occurs.

What is the amendment to Section 43B?
Recent amendments focus on improving working capital for MSMEs by encouraging timely payments to suppliers.

What is 43B disallowance for deferred tax?
Section 43B does not directly address deferred taxes but focuses on actual payment of specified expenses.

What is the time limit for 43B?
Payments must be made before the due date for filing income tax returns for the relevant assessment year.

Is TDS included in Section 43B?
TDS obligations are not explicitly covered under Section 43B provisions.

Can expenditure mentioned under Section 43B be claimed on advance payment?
Yes, advance payments for Section 43B expenses qualify for deduction in the year of payment.

Is NPS covered under Section 43B?
NPS contributions are not specifically mentioned under Section 43B provisions.

What is the most recent modification to Section 43B?
Recent modifications focus on supporting MSMEs through timely payment incentives.

What is the provision to Section 43B?
The provision ensures certain expenses are deductible only when actually paid, not just accrued.

What is the timeframe specified for Section 43B?
Payments must be made within the financial year or before the tax return filing due date.

How does Section 43B impact deferred payment arrangements with vendors?
Section 43B may affect deductibility of interest components in deferred payment arrangements.

Can contributions to employee welfare funds be deducted if paid after the due date?
No, contributions paid after the statutory due date are deductible only in the year of actual payment.

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