Indirect Tax & Invoicing Compliance

GST Registration & Compliance Support.

Structured guidance on GSTIN registration, invoice classification (HSN/SAC), GSTR-2B Input Tax Credit reconciliation, and scheduled return filings.

When do you need this?.

Goods and Services Tax is mandatory for specific commercial activities and voluntary for others. You need GST support when:

Crossing Statutory Annual Turnover Limits

Your business aggregate turnover exceeds applicable statutory thresholds for supply of goods or services under the CGST Act.

Engaging in Inter-State Taxable Supply

You are selling goods or taxable services across state boundaries where registration is mandatory regardless of turnover.

Listing on E-Commerce Marketplaces

You are selling through Amazon, Flipkart, Blinkit, or custom e-commerce platforms requiring a GSTIN to list products.

B2B Clients Requiring Formal Tax Invoices

Your corporate clients demand compliant GST invoices with HSN/SAC details so they can claim Input Tax Credit on your services.

Claiming Input Tax Credit on Setup Expenses

You want to register voluntarily to claim credit on commercial rent, software, and capital equipment purchases.

What this does NOT mean

Holding an active GST registration does NOT mean every taxpayer follows the same filing frequency, but it DOES require filing applicable periodic returns (including Nil returns where there are zero taxable transactions) to prevent compounding statutory late fees.

GST Compliance Tracks & Filing Schedules.

Explore the different filing tracks, return requirements, and Input Tax Credit mechanisms under Indian GST regulations.

GST Registration

Obtaining a 15-digit Goods and Services Tax Identification Number (GSTIN) on the GST Portal.

Best For
New businesses, e-commerce sellers, and voluntary applicants
Requirement
Aggregate turnover crossing statutory limits or interstate taxable supply
Process
Aadhaar verification and PAN-linked online registration
Best Suited For: Entities crossing turnover limits, interstate sellers, and e-commerce vendors.

GST Returns

Periodic statements summarizing supplies, tax liability, and input tax credit offset.

Frequency
Monthly or quarterly return filings depending on the selected compliance track
Types
Includes GSTR-1 (supplies statement) and GSTR-3B (summary payment return)
Compliance
Mandatory to maintain active GST status and pass credit to buyers
Best Suited For: All registered GSTIN holders maintaining active tax compliance.

GSTR-1

Statement of outward supplies, declaring invoice-wise sales details.

Due Date
11th of succeeding month (monthly track) or 13th (quarterly track)
Content
Invoice-by-invoice upload for B2B sales and summary for B2C sales
Purpose
Enables corporate buyers to view tax credit in their GSTR-2B
Best Suited For: Operating businesses issuing taxable sales invoices.

GSTR-3B

Monthly self-declared summary return for tax payment.

Due Date
20th of the succeeding month
Content
Consolidated output liability, input tax credit claimed, and net tax paid
Requirement
Must be filed even if there are zero sales or transactions (Nil Return)
Best Suited For: All registered taxpayers to offset liability and pay tax.

QRMP

Quarterly Return Monthly Payment scheme for small taxpayers.

Eligibility
Aggregated annual turnover up to prescribed scheme limits
Benefit
Reduces filing frequency to once a quarter while keeping monthly payments
Invoice Tool
Optional monthly Invoice Furnishing Facility (IFF) to pass ITC
Best Suited For: Eligible small businesses and consulting firms seeking lower compliance touchpoints.

GSTR-2B / ITC

Static auto-drafted Input Tax Credit (ITC) statement.

Availability
Generated on the 14th of every month for recipient reconciliation
Core Rule
ITC can only be claimed if declared by the supplier in their GSTR-1
Reconciliation
Critical tool to identify defaulting vendors and prevent blocked credits
Best Suited For: Businesses seeking to reconcile input credits and protect cash flow.

GSTR-9

Consolidated annual GST return consolidating monthly/quarterly filings.

Due Date
December 31st of the succeeding financial year
Exemptions
Taxpayers with aggregate turnover below prescribed CBIC exemption limits
Function
Final audit reconciliation of turnover, ITC, and tax payments
Best Suited For: Regular taxpayers requiring formal annual indirect tax consolidation.

Tax Compliance

Ongoing statutory tax compliance, audits, and notice clarifications.

Audit
Mandatory if statutory GST/tax audit thresholds are crossed
Scope
Includes HSN classification, reverse charge mechanism (RCM), and e-invoicing
Notice Defense
Drafting legal explanations for departmental scrutiny or mismatch letters
Best Suited For: SMEs and enterprises maintaining corporate compliance readiness.

GST Filing Tracks Comparison.

Compare regular monthly filing, QRMP quarterly filing, and Composition Scheme features.

Dimension / ParameterRegular Monthly TrackQRMP Quarterly TrackComposition Scheme
Filing Frequency (GSTR-1) Monthly (by 11th)Quarterly (by 13th of quarter end)Quarterly (CMP-08)
Filing Frequency (GSTR-3B) Monthly (by 20th)Quarterly (by 22nd/24th)Annual (GSTR-4)
Tax Payment Schedule Monthly with GSTR-3BMonthly via PMT-06 challanQuarterly with CMP-08
Input Tax Credit (ITC) Flow Full ITC available on GSTR-2B matchFull ITC available via IFF / QuarterlyNo ITC allowed; cannot collect tax
Inter-State Sales Allowed Yes — Full interstate tradeYes — Full interstate tradeRestricted for goods
B2B Invoicing Suitability High (Standard for B2B)High (via IFF invoice facility)Low (Cannot issue tax invoices)

How the process works.

A structured 5-step workflow designed to deliver clarity, compliance, and momentum.

01

Turnover & Track Review

We review your commercial turnover, buyer types, and interstate activities to verify mandatory vs voluntary registration and optimal filing track.

02

GSTIN Application Submission

We prepare and submit the registration on the GST Common Portal with verified promoter KYC and business premises proofs.

03

Invoice & HSN/SAC System Setup

We guide you on creating compliant tax invoices with appropriate HSN/SAC codes, CGST/SGST/IGST splits, and mandatory invoice fields.

04

Periodic Purchase Matching (GSTR-2B)

Each tax period, we reconcile your purchase registers against auto-drafted GSTR-2B data to ensure valid Input Tax Credit claims.

05

Scheduled Return Submission & Records

We prepare and submit scheduled returns (GSTR-1, GSTR-3B, or QRMP forms) on time and maintain organized compliance documentation.

Commonly required information & documents.

Having these materials ready ensures smooth processing and minimal regulatory clarification queries.

Entity Documents
Certificate of Incorporation / Partnership Deed / Business Registration
PAN Card of the entity
Bank Account Statement / Cancelled Cheque / First page of Passbook
Promoter / Director KYC Proofs
PAN and Aadhaar card of all Directors / Partners / Proprietor
Passport-size photographs
Authorization Letter / Board Resolution appointing the Authorized Signatory
Principal Place of Business Proofs
Electricity Bill / Property Tax Receipt for the premises in owner's name
Rent Agreement / Lease Deed (where premises are rented)
No Objection Certificate (NOC) from the property owner
Note: Requirements may vary based on the entity, service and applicable authority.

Common Mistakes in GST Compliance.

Avoid these frequent operational and tax filing mistakes that trigger statutory notices or blocked credits.

Common Pitfall

Failing to file Nil returns during zero-revenue periods

Consequence: Holding an active GSTIN requires filing scheduled returns even when revenue is zero. Missing Nil returns accumulates daily late fees under Section 47.

Common Pitfall

Claiming Input Tax Credit without GSTR-2B matching

Consequence: Claiming ITC on invoices that do not appear in your auto-drafted GSTR-2B triggers automated departmental mismatch notices and demand for reversal with 18% interest.

Common Pitfall

Using incorrect HSN / SAC codes on tax invoices

Consequence: Incorrect classification leads to wrong tax rate application, client disputes, and potential re-assessment during departmental audits.

Common Pitfall

Delayed payment of collected output tax

Consequence: Tax collected from customers must be deposited by the statutory return due date. Delays attract mandatory 18% annual interest under Section 50.

Common Pitfall

Ignoring GST notices or clarification emails

Consequence: Failing to respond to statutory departmental show-cause notices within the prescribed window can lead to ex-parte orders or GSTIN suspension.

Ongoing Tax Obligations.

Key ongoing responsibilities for active GST-registered businesses.

Periodic Statement Filings

Submit GSTR-1 and GSTR-3B (monthly or quarterly under QRMP) by their statutory due dates.

Continuous GSTR-2B Reconciliation

Reconcile vendor invoices against portal GSTR-2B before finalizing monthly tax liabilities.

Tax Invoice Maintenance

Issue sequential, compliant tax invoices with recipient GSTIN and appropriate HSN/SAC codes.

Annual Consolidation (GSTR-9)

File the annual return where aggregate turnover exceeds statutory exemption thresholds.

Clear answers to specific questions.

Direct answers to common founder questions regarding gst registration & compliance.

No. Mandatory registration applies if your annual aggregate turnover exceeds statutory thresholds (generally prescribed turnover limits for goods or services), or if you engage in mandatory categories such as taxable inter-state supplies, e-commerce operator sales, or reverse charge transactions. Other businesses may register voluntarily.
Yes. If you hold an active GSTIN, filing a 'Nil' return is required for every tax period until the registration is formally surrendered or cancelled, even if no commercial activity took place.
GSTR-1 is a statement detailing your outward supplies (sales invoices issued during the period). GSTR-3B is a summary return where you declare aggregate sales, offset eligible Input Tax Credit (ITC), and pay the remaining net tax liability.
GSTR-2B is an auto-drafted static Input Tax Credit statement generated on the GST portal based on the GSTR-1 statements filed by your suppliers. Under current GST rules, ITC claims must be reconciled against GSTR-2B.
The Quarterly Return Monthly Payment (QRMP) scheme allows eligible small taxpayers with aggregate turnover up to prescribed limits to file GSTR-1 and GSTR-3B on a quarterly basis while paying estimated tax monthly.
GSTR-9 is an annual consolidation return. Its mandatory filing applies to regular GST taxpayers whose aggregate turnover exceeds statutory exemption limits set by the government for the relevant financial year.

Founders exploring gst registration & compliance typically coordinate these complementary services.

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