Finance
6 min · Updated Aug 2026
Thresholds, interstate supply, and when registering early is still a good idea.
Turnover, product vs service, and whether you sell across states all matter. A CA should confirm this against current rules — this article is orientation, not a filing opinion.
B2B buyers ask for invoices, marketplaces require GSTIN, and some tenders will not talk to you without it. Registering early is a business choice, not always a legal one.
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