Instant, cached lookups against official records — the same verification engine finance teams, banks, and marketplaces run before every payment.
Type or paste any 15-character GST Identification Number. Works for all states and business types.
We check our live cache first. A recent result returns in milliseconds — no external API call needed.
On a cache miss, we query the official GST portal in real time and cache the result for next time.
Legal name, trade name, registration status, taxpayer type, principal address, nature of business.
Every Indian GSTIN is 15 characters and encodes real information about the business.
Confirms whether the GSTIN is Active, Cancelled, or Suspended — the most critical check before any transaction.
Shows the official legal name as filed with GST authorities, plus the trade name if the business operates under a different brand.
Reveals whether the entity is a Regular taxpayer, Composition dealer, SEZ unit, Government entity, or any other category.
The registered principal place of business — including building, street, locality, district, state, and PIN code.
Check when the GSTIN was first registered and the date of the most recent update to the GST record.
Lists the declared nature of business activities — useful for understanding the core business of a supplier or customer.
Everything from a single lookup to bulk vendor screening, reconciliation, and compliance filing — organized by what you're trying to do.
Verify up to 500 GSTINs in one batch. Paste a list or upload CSV — parallel processing, Excel export.
0–100 compliance trust score. Analyses status, taxpayer type, registration age, and business activity.
Auto-detects your input. GSTIN gives full detail. PAN finds all registrations. Name search with live GSTN API.
Verify GST registration status, taxpayer type, and check pending return compliance for any GSTIN.
Assess ITC risk across your entire supplier list. Score and rank up to 50 vendors. Export to CSV.
Monitor your supplier portfolio. Add GSTINs, track status changes, and view health scores in real time.
Calculate CGST, SGST, and IGST breakdowns for any amount and GST rate (0%, 5%, 12%, 18%, 28%).
Compute ITC eligibility, blocked credits under Section 17(5), and ITC at-risk from inactive suppliers.
Compare ITC in your books with GSTR-2B data, supplier-wise. Identify excess claims and missing credits.
Late fees for GSTR-1, GSTR-3B, GSTR-9, GSTR-4 with statutory caps and 18% per annum interest.
Calculate 18% per annum interest on late GST payments or delayed ITC reversals.
Identify goods and services under Reverse Charge Mechanism and calculate your RCM tax liability.
Calculate pre-GST and post-GST profit margins for your products. Know your effective margin after GST.
Estimate your GST savings through ITC credits and compare regular vs composition scheme costs.
Calculate CMP-08 quarterly payments for manufacturers, traders, restaurants, and service providers.
Match your purchase register with supplier-filed data. Spot ITC mismatches before filing GSTR-3B.
Paste a GST notice, get a professionally drafted response. Covers ASMT-10, DRC-01, REG-03, and more.
Check Section 128A interest waiver eligibility and late fee caps under GST amnesty schemes.
Generate an annual GST liability summary for any GSTIN — useful for GSTR-9 preparation.
35-item interactive checklist for GSTR-9 and GSTR-9C preparation. Covers ITC recon, turnover, and output tax.
Check GSTR-1 and GSTR-3B filing history for any GSTIN. Compliance rate, overdue detection, ARN records.
Step-by-step guide to filing GSTR-1 and GSTR-3B. Due dates, common mistakes, ITC reconciliation tips.
All GST notice types — ASMT-10, DRC-01, REG-17 — what they mean and response timelines.
DRC-01 to DRC-07 demand lifecycle. Section 73 vs 74 penalty comparison. Appeal process explained.
Nil-rated vs exempt vs zero-rated — interactive checker for 19 supply categories with ITC implications.
Monthly GST compliance tasks with due dates, penalties, and common mistakes that trigger notices.
Section 17(5) blocked credits list with exceptions. All conditions under Section 16 explained.
Complete REG-16 guide — eligibility, documents, 7-step process, GSTR-10 final return obligations.
90-day deadline, REG-21 process, voluntary vs suo motu distinction. Restore a cancelled GSTIN.
Download your GST registration certificate (REG-06) from the portal. Lost certificate recovery guide.
Find all GST registrations linked to any PAN — across all states. Live GSTN database search.
IGST refund vs ITC refund route explained. Rule 89(4) estimator and RFD-01 filing process.
File RFD-11 (Letter of Undertaking) to export without paying IGST. Annual renewal guide.
Professional GST-compliant invoices with company logo, GSTIN auto-fill, PDF download, WhatsApp share.
Search 21,000+ HSN and SAC codes by product name or chapter. Find the right rate in seconds.
Complete GST rate schedule for all goods and services. Updated for FY 2025-26 with recent changes.
Never miss a GST deadline. Monthly calendar for GSTR-1, GSTR-3B, GSTR-9, and all other returns.
Complete guide to generating, cancelling, and updating e-way bills. Threshold values and exemptions.
Understand ASMT-10, SCN, DRC-01, REG-17 notices — what they mean and response timelines.
Step-by-step GST compliance checklist for the financial year. Covers registrations, returns, and audits.
Determine ITC eligibility for any category of expense under CGST Act Section 16 and 17.
Apply for a new GST registration with expert assistance. We handle the entire process end-to-end.
Integrate GSTIN verification into your ERP or app. Free demo calls. Pay per call, cache hits free.
In-depth guides on GST registration, return filing, ITC, e-invoicing, and more. Written for Indian businesses.
Unlimited verifications, AI tools, team access, and API calls from ₹299/month. Cancel anytime.
Validate vendor GSTINs before booking purchase invoices to avoid ITC reversal and GST notice risks.
Verify business GSTIN as part of KYB (Know Your Business) due diligence before sanctioning credit or loans.
Confirm seller GST registration status during onboarding and periodic re-verification for compliance.
Cross-check client or opposing party GSTIN details for due diligence, litigation, and advisory work.
Screen new suppliers before adding them to the approved vendor list — prevent fake-GSTIN fraud.
Verify a business is genuinely GST-registered before making a large purchase or B2B payment.
Pro and Business plans add unlimited verifications, bulk processing at scale, team access, and API integration — from ₹299/month, cancel anytime.
GET /api/v1/verify/{GSTIN}. You get free demo calls. Beyond that, purchase credits at low per-verification cost. Cached results are always free. JSON response compatible with all major languages.