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ITC Eligibility Validation in AP: Auditor Guide

June 4, 202612 Min ReadFaheem Ferdous

Managing corporate accounts payable involves auditing tax claims. Under the CGST Act, companies frequently claim Input Tax Credit (ITC) on all purchase vouchers. However, Section 17(5) specifies clear scenarios where tax credit is blocked.

Establishing an **ITC eligibility validation check** in accounts payable prevents tax defaults and prepares the company for statutory audits.


1. Section 17(5) Blocked Credit Categories

The CGST Act blocks Input Tax Credit on specific corporate expenses:

Expense TypeLegal Sub-sectionAccounting RuleExceptions (ITC Allowed)
Passenger Motor VehiclesSection 17(5)(a)Capitalize GST with vehicle cost; no input tax debitSeating capacity > 13 persons, or used for transportation of goods
Food, Beverages & CateringSection 17(5)(b)(i)Expense GST to P&L; no input tax debitUsed for outward supply, or statutory obligation (e.g. factory canteen)
Works Contract ServicesSection 17(5)(c)Capitalize GST with building asset costUsed for plant & machinery, or works subcontracting
Employee Insurance & ClubSection 17(5)(b)(ii)Expense GST to employee welfare ledgerStatutory obligation under employment laws

2. Table 14 Expense Reconciliation in GSTR-9C

Statutory auditors verify compliance with Section 17(5) by auditing **Table 14 of GSTR-9C**. Table 14 requires a detailed expense-wise reconciliation, mapping corporate expenditures (such as employee travel, factory expenses, and asset construction) from audited financial statements to corresponding ITC claims.

Auditors verify that the company has not claimed ITC on blocked categories. Any ineligible credit identified during this review must be reversed with interest u/s Section 50.

3. Case Study: Capitalizing Blocked GST on a Motor Vehicle

On May 12, 2026, a company purchases a passenger car for corporate use. The invoice shows:

  • Base Cost of Vehicle: ₹15,00,000
  • GST (28% Cess included): ₹4,20,000
  • Total Invoice Cost: ₹19,20,000
  • Accounting Entry: Because the vehicle seating capacity is under 13 persons and is not used for driver training, the ₹4,20,000 GST is blocked u/s Section 17(5)(a). The accountant capitalizes the full ₹19,20,000 to the *Motor Vehicles* asset ledger, charging depreciation u/s Schedule II on the total capitalized cost.
Entry: Booking Purchase of Corporate Vehicle (F9 Journal)
Debit:  Motor Vehicles (Asset Account)   ₹19,20,000
Credit: Vendor Payable Account                      ₹19,20,000

4. Forensic Verification of Works Contract Services

Works Contract Services for the construction of immovable assets are blocked under Section 17(5)(c). However, construction of "Plant and Machinery" is eligible.

Tax authorities verify that companies do not classify general building construction as plant and machinery setup to claim ineligible ITC. Forensic audits check detailed engineering designs, civil contracts, and structural ledger logs to verify the correct classification.

5. Mapping Ineligible ITC in Tally Prime

To manage ineligible GST natively in Tally:

Tally Voucher Ineligible Setup:

When entering purchase transactions (F9), select the appropriate GST ledger and set **Is Ineligible for ITC** to **Yes**.

Tally automatically routes these tax values to the ineligible ITC tables in GSTR-3B (Table 4D), ensuring tax return filings are correct.

Stop typing invoices manually into Tally: Skip the manual data entry. Just upload your purchase bill PDFs or images, review the extracted values, and sync them directly to Tally Prime in a few clicks with TrulyInvoice. Keep your books audit-ready without the typing.
F
Faheem FerdousExpert Reviewer

Tax Lawyer & GST Compliance Expert

Last Verified: June 4, 2026
TallyPrime FY 2026-27 (v4.0+)
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