Input Tax Credit Services - Claim ITC Correctly, Every Month
Input Tax Credit is one of the most common sources of GST notices - not because businesses claim too little, but because they claim credit that GSTR-2B doesn't support, or credit that's blocked outright under Section 17(5). We reconcile your purchase register against GSTR-2A and GSTR-2B every month, flag vendors who haven't filed (which blocks your credit regardless of your own invoice), identify ineligible or blocked ITC before you claim it, and handle ITC-04 filings for goods sent on job work. The goal is simple - claim every rupee of credit you're entitled to, and none that you're not, before the department flags the difference for you.
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The key facts, in one place
Everything a founder usually has to piece together from five different pages, in one place.
- Governing law
- CGST Act, 2017Sections 16 (eligibility) and 17 (blocked credits)
- Claim basis
- GSTR-2BStatic monthly statement, used since 2021 for ITC claims
- Auto-populated statement
- GSTR-2ADynamic, updates as vendors file - used for cross-checks
- Blocked credits
- Section 17(5)Motor vehicles, food & beverages, club memberships, and more, with specified exceptions
- Job work movement
- ITC-04Filed by the principal for goods sent to/received from job workers
- Time limit to claim
- Earlier of two dates30 November of next FY, or annual return filing date
- Common trigger
- Vendor non-filingYour credit is blocked if your supplier hasn't filed their return
- Typical engagement
- Monthly or one-time reviewDepending on transaction volume and history
What is Input Tax Credit (ITC) reconciliation?
Input Tax Credit lets a GST-registered business set off the tax it paid on purchases (inputs, input services, and capital goods) against the tax it owes on its own sales - it is the mechanism that avoids tax being charged on tax through the supply chain. But you can only claim ITC that shows up in GSTR-2B, the static, monthly, auto-drafted statement the GST portal generates based on what your vendors have filed. If your vendor hasn't filed their GSTR-1, that credit will not appear in your GSTR-2B, and claiming it anyway is a common trigger for a mismatch notice - even though you have a valid invoice sitting in your own books.
GSTR-2A is a related but different statement - it updates dynamically in near real-time as vendors file, which makes it useful for tracking and follow-up, but since 2021 it is GSTR-2B specifically that determines what you can actually claim for a given tax period. Reconciliation means matching your purchase register, invoice by invoice, against GSTR-2B - identifying credit you're entitled to but haven't claimed, credit claimed that doesn't match, and vendors who consistently don't file on time.
On top of matching, Section 17(5) of the CGST Act blocks certain categories of input tax credit outright, regardless of whether the vendor filed correctly - common examples include motor vehicles (with specified exceptions like transport businesses), food and beverages, outdoor catering, club memberships, and works contract services for immovable property (again with specified exceptions). Claiming blocked credit is a compliance risk even if your 2A/2B matching is perfect, which is why our review checks both the matching and the eligibility of each credit line.
Who needs ITC reconciliation and advisory?
Any GST-registered business claiming input tax credit benefits from regular reconciliation - the risk grows with transaction volume and vendor count.
- You claim GST input tax credit on a regular basis and want to be sure it's fully supported by GSTR-2B before you file
- You've received a GST notice citing a mismatch between your claimed ITC and what's reflected in the department's records
- You deal with a large or changing base of vendors, where tracking who has and hasn't filed becomes hard to do manually
- You send goods for job work (to sub-contractors or job workers) and need to track and file ITC-04 for those movements
- You want a second check on whether specific expenses - vehicles, employee benefits, construction-related costs - qualify for ITC or fall under Section 17(5)'s blocked list
- You're preparing for a GST audit or annual return (GSTR-9/9C) and want your full year's ITC position reconciled before filing
What we need for ITC reconciliation
Common to every entity
- Purchase register / accounts payable ledger for the periodMandatory
- GST portal access (or authorisation) to pull GSTR-2A and GSTR-2BMandatory
- Copies of purchase invoices for high-value or disputed line itemsMandatory
- Details of capital goods purchases (vehicles, equipment) claimed for ITC
- Job work challans and movement records, if ITC-04 filing is needed
- Copy of any GST notice received relating to ITC mismatch
Get the ITC reconciliation checklist as a PDF
A one-page checklist of what we need to reconcile your Input Tax Credit.
How our ITC reconciliation works
We treat reconciliation as a monthly discipline, not a once-a-year cleanup before the annual return.
Pull your purchase register and GSTR-2B
We take your books' purchase data for the period and match it line by line against the GSTR-2B generated on the GST portal for that tax period.
Identify mismatches and missing credit
We flag invoices in your books that don't appear in GSTR-2B (usually a vendor filing delay), and credit in GSTR-2B you haven't yet claimed.
Screen for blocked and ineligible credit
We check high-risk categories - vehicles, food and beverages, employee benefits, works contracts - against Section 17(5) to confirm what's actually eligible before you claim it.
Vendor follow-up on non-filers
For vendors whose invoices are missing from GSTR-2B, we help you follow up so the credit shows up in a future period, rather than letting it disappear from your working capital indefinitely.
File ITC-04 for job work movements, if applicable
If you send goods to job workers, we track the movement and file ITC-04 within the applicable timelines so your inputs sent out don't create a compliance gap.
Monthly or periodic reconciliation report
You get a clear report of matched, unmatched, and ineligible credit each period, so your ITC position is documented, not just filed and forgotten.
ITC reconciliation is something you can do yourself by downloading GSTR-2A/2B from the portal and comparing it to your books in a spreadsheet - the mechanics aren't secret. Where this service earns its fee is in catching blocked-credit categories under Section 17(5) that are easy to miss, systematically chasing non-filing vendors instead of writing off the credit, and doing this every month rather than once a year when it's too late to fix anything for that period.
How much does ITC reconciliation cost?
Pricing depends on your monthly transaction volume and whether this is a one-time review or an ongoing monthly service.
One-Time ITC Review
A single-period reconciliation and eligibility check
- GSTR-2A/2B vs purchase register match
- Section 17(5) blocked credit screening
- Mismatch report
- Recommendations for correction
Monthly ITC Reconciliation
Ongoing monthly reconciliation, moderate volume
- Everything in One-Time Review, monthly
- Vendor non-filer tracking and follow-up
- ITC-04 filing for job work, if applicable
- Monthly reconciliation report
High-Volume / Multi-GSTIN
For businesses with high transaction volume or multiple GSTINs
- Everything in Monthly Reconciliation
- Multi-GSTIN consolidated reporting
- Priority vendor follow-up support
- Annual ITC position summary for GSTR-9/9C
Full fee breakdown
| Particulars | Government fee | Professional fee |
|---|---|---|
| GSTR-2A/2B reconciliation (per period) | ₹0 (portal data is free) | Included in plan |
| Section 17(5) eligibility screening | N/A | Included in plan |
| ITC-04 filing (job work) | ₹0 | Included from Monthly plan, or quoted separately |
| GST notice response on ITC mismatch | N/A | Quoted separately if not on a compliance retainer |
Not included in any tier:
- ✕ GST return filing itself (GSTR-1/3B) - see our GST Compliance Services or individual filing pages
- ✕ Litigation or appeal representation beyond a standard notice reply
- ✕ Bookkeeping or cleanup of a purchase register that isn't reasonably maintained
What you get from proper ITC reconciliation
Cash flow and working capital
- Recover credit sitting unclaimed in GSTR-2B that your team may have missed in a manual review
- Avoid over-claiming credit that later has to be reversed with interest once the department catches the mismatch
Notice and audit protection
- A documented monthly reconciliation trail is exactly what's needed to respond quickly and credibly to an ITC mismatch notice
- Reduces the chance of a Section 17(5) blocked-credit claim surfacing for the first time during a GST audit
Vendor management
- Clear visibility into which vendors consistently delay filing, so you can flag it in commercial terms or vendor selection going forward
Monthly ITC compliance calendar
Reconciliation works best as a monthly rhythm tied to when GSTR-2B is generated and your own return due dates.
| Form | Trigger | Due date |
|---|---|---|
| GSTR-2B auto-generation | Monthly, on the GST portal | 14th of the following month |
| GSTR-2A/2B vs purchase register reconciliation | After GSTR-2B is generated | Before filing GSTR-3B for that period |
| GSTR-3B filing (ITC claim reflected here) | Monthly | 20th of the following month (standard scheme) |
| ITC-04 filing (job work movements) | Half-yearly or annually, based on turnover | As per applicable ITC-04 due date |
| Annual ITC reconciliation for GSTR-9/9C | Once a year | Alongside annual return filing deadline |
| Deadline to claim any missed ITC for a financial year | Once a year | Earlier of 30 November of the next FY or the annual return filing date |
Why handle ITC reconciliation through us
Frequently asked questions
Input Tax Credit is the GST paid on your business purchases - inputs, input services, and capital goods - that you can set off against the GST you owe on your own sales, so tax isn't charged again on tax already paid earlier in the supply chain.
GSTR-2A is a dynamic, auto-populated statement that updates continuously as your vendors file their returns. GSTR-2B is a static, monthly snapshot generated once per period, and since 2021 it is GSTR-2B that determines exactly which credits you can claim for that tax period.
The most common reason is that your vendor hasn't filed their GSTR-1 for that period yet. Even with a valid invoice in your books, if the vendor hasn't reported the sale, the credit won't appear in your GSTR-2B, and claiming it anyway creates a mismatch.
Section 17(5) of the CGST Act lists categories of purchases where ITC cannot be claimed even if GST was properly paid - common examples include motor vehicles (with exceptions for transport businesses), food and beverages, club memberships, and works contract services for immovable property, again with specified exceptions.
Generally, ITC on motor vehicles used for personal or general business transport is blocked under Section 17(5), with specific exceptions - such as vehicles used for transporting passengers or goods as part of your core business, or driver training. Each case should be checked against the exact use.
ITC-04 is a return filed by a principal manufacturer to report goods sent to and received from job workers. If you send raw materials or semi-finished goods to a job worker for processing, you're generally required to track and report that movement through ITC-04.
You must claim ITC for invoices of a financial year by the earlier of two dates: 30 November of the following financial year, or the date you file your annual return (GSTR-9) for that year - whichever comes first.
You'll need to reverse the ineligible credit, generally along with interest, and this is exactly the kind of issue that a GST notice on mismatch or audit tends to surface. Regular reconciliation is meant to catch this before the department does.
Ideally monthly, aligned with when GSTR-2B is generated (around the 14th of the following month) and before you file GSTR-3B for that period - doing it only once a year at annual return time means you've lost the chance to fix issues for each individual month.
Yes, once the vendor files their return and the credit appears in a subsequent GSTR-2B, you can claim it in that later period, as long as it's still within the overall time limit for claiming ITC for that financial year.
Yes, we review the specific mismatch the notice refers to, reconcile the underlying data, and help prepare a response - this is available as part of our reconciliation plans or as a standalone engagement depending on your situation.
Yes. Return filing (GSTR-1, GSTR-3B) is the act of reporting your sales and paying/claiming tax. ITC reconciliation is the underlying check that ensures the credit you claim in that return is actually supported by GSTR-2B and not blocked under Section 17(5) - they work together but are distinct tasks.
Generally yes, ITC on capital goods used for business purposes can be claimed, subject to the standard eligibility conditions and outside the specific categories blocked under Section 17(5). Machinery used for making exempt supplies has its own restrictions to check.
Your purchase register or accounts payable ledger for the period, access to (or authorisation for) your GST portal to pull GSTR-2A/2B, and copies of high-value or disputed invoices. Job work challans are needed if ITC-04 filing is also required.
Both options are available. A one-time review works if you want a snapshot check or are dealing with a specific notice; a monthly plan is better if you want ongoing protection against mismatches and vendor non-filing as your transaction volume continues.
Written by Aditya Bhatt, GST Advisory & Reconciliation Lead · Reviewed by CA Meera Nambiar, FCA, 11 years specialising in GST input tax credit advisory and reconciliation for mid-market businesses
Last updated 9 September 2026
Sources
ITC eligibility, blocked credit categories, and claim deadlines are governed by the CGST Act and related notifications, which can be amended. This page describes the general framework; confirm specific eligibility of individual transactions with our team before filing.
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