GST · Place of Supply

GST Place of Supply for Online Services: B2B, B2C, Export and OIDAR-Style Cases

Finin2min GST Desk·June 2026·8 min readONLINE SERVICES

The hardest GST question in online services is not always the tax rate. It is deciding where the supply is deemed to happen. That answer drives IGST versus CGST/SGST, export treatment, customer ITC and refund eligibility.

Place of Supply: The Rule That Decides IGST vs CGST/SGST

In GST, the tax type is not decided only by the address printed on the invoice. The analysis starts with the location of supplier and the place of supply. If the location of supplier and place of supply are in the same State or Union territory, the supply is generally intra-State and CGST plus SGST/UTGST applies. If they are in different States, or if the law treats it as inter-State, IGST applies.

Service situationDefault / special place-of-supply logicWhy finance teams care
B2B general services within IndiaLocation of the registered recipient, unless a special rule appliesWrong customer GSTIN or State can break the client's ITC flow.
B2C general services within IndiaRecipient location if address exists; otherwise supplier locationAddress-on-record discipline becomes important.
Immovable-property linked servicesPlace where immovable property is located or intended to be locatedHotel, venue, real estate, architecture and fit-out invoices need special review.
Training, event, admission and performance servicesDepends on recipient type and where performed / event is heldCommon source of wrong IGST vs CGST/SGST classification.
International servicesSection 13 rules apply when supplier or recipient is outside IndiaCritical for export-of-services and intermediary analysis.

Why Online Services Need Extra Care

Online services are often supplied without physical presence, which makes invoice State, billing address, IP/location data, customer GSTIN and contract terms important. A SaaS subscription, a digital membership, a remote advisory call and a marketplace sale can all look similar in payment records but differ for place-of-supply purposes.

Customer typeCommon rule directionHigh-risk mistake
Registered Indian businessUsually customer location for general services unless a special rule appliesBilling to head office when service recipient GSTIN is different.
Unregistered Indian individualAddress on record matters; otherwise supplier location may applyCollecting no State/address data on checkout.
Foreign business customerSection 13 analysis; export conditions must be testedAssuming foreign billing address alone proves export.
Foreign individual using digital content in IndiaOIDAR-style and recipient-location indicators may matterIgnoring customer location indicators and payment evidence.
Marketplace/platform transactionContract chain must show who supplies to whomTreating platform fee and customer revenue as one supply.

Data Fields Every Checkout Should Capture

Finance-team ruleIf the system cannot tell you customer State, GSTIN status and country at invoice time, it cannot reliably determine IGST/CGST-SGST or export treatment.

When to Escalate for Tax Review

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Official References Used

This article uses official GST law, GST portal guides and CBIC circulars only. Verify rates, forms and procedural changes before publishing because GST notifications and portal flows can change.

Frequently Asked Questions

Does online service always mean IGST?
No. IGST applies when the place-of-supply result and supplier location make the supply inter-State, or where law deems it inter-State. Intra-State supplies can still attract CGST/SGST.
Is billing address enough for place of supply?
It is important but not always sufficient. Customer GSTIN, recipient location, nature of service and special rules must also be checked.
Can I treat all overseas digital sales as export?
No. Export requires all statutory conditions, including place of supply outside India and payment/recipient tests.