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SaaS GST · Bangalore · 2026

GST for Bangalore SaaS & Software Companies: LUT, Export Invoices, RCM and Monthly Filing

An Indian SaaS company does not automatically treat every overseas invoice as a GST-free export. A service qualifies as an export only when the IGST Act’s export-of-service conditions are met. If you export without payment of IGST, a valid LUT route is commonly used. Foreign cloud/software vendors can also create import-of-service and reverse-charge questions that must be reviewed separately.

By: TargoLegal Research and Editorial DeskUpdated: 18 August 2026Last legally reviewed: 18 August 2026
GST for Bangalore SaaS & Software CompaniesUse this map to decide what should be checked before action.
GST 2026
Indian clientDomestic place-of-supply analysis
GST
Foreign clientExport conditions + LUT
ZERO-RATED
Foreign vendorImport of service + RCM
RCM
ReturnsGSTR-1 ↔ 3B ↔ evidence
FILE
The business should receive a clear pending-item list, proposed treatment and filing/response evidence—not just a message saying “done”.
Foreign customer ≠ automatic exportExport-of-service conditions under the IGST Act must all be satisfied.
LUT supports zero-rated supply without IGSTUse the current LUT workflow and preserve export evidence.
Foreign vendor bills need RCM reviewImported cloud, software and professional services can create IGST liability under reverse charge.
Monthly returns must tell one storyInvoices, GSTR-1, GSTR-3B, foreign receipts and refund records should reconcile.
Quick answer

An Indian SaaS company does not automatically treat every overseas invoice as a GST-free export. A service qualifies as an export only when the IGST Act’s export-of-service conditions are met. If you export without payment of IGST, a valid LUT route is commonly used. Foreign cloud/software vendors can also create import-of-service and reverse-charge questions that must be reviewed separately.

Separate customer location from GST treatment

A US or UK billing address is only one fact. Check supplier location, recipient location, place of supply, permitted foreign-exchange/INR receipt condition and whether the supplier and recipient are merely establishments of the same person.

Bangalore SaaS, software, IT and digital-service companies

This includes subscription software, development services, support, implementation, cloud reselling and professional technology services with Indian or overseas customers.

Billing systems classify geography; GST classifies supply

Recurring billing platforms may label a customer ‘international’ without testing place of supply. Finance teams can also miss reverse charge on AWS/Azure/other foreign vendor invoices or treat all foreign receipts as export proof.

Practical workflow
1
Check source recordsKeep evidence and ownership for this step.
2
Reconcile portal dataKeep evidence and ownership for this step.
3
Classify differencesKeep evidence and ownership for this step.
4
Approve next actionKeep evidence and ownership for this step.

Map every revenue and vendor stream

For each customer type, identify contract party, billing entity, service description, place-of-supply rule and receipt evidence. For each foreign vendor, determine whether the service is imported and who pays IGST.

ScenarioPrimary GST questionEvidence
Indian business customerPlace of supply and GST headContract, GSTIN, invoice
Foreign customerDo all export-of-service conditions hold?Contract, invoice, recipient evidence, receipt trail
Foreign cloud/SaaS vendorImport of service and RCM?Vendor invoice, payment, service use
Refund claimDo returns and export records reconcile?GSTR-1, 3B, LUT, invoices, receipt/export evidence

Use a three-lane SaaS GST close

Lane 1: Indian customers and place-of-supply. Lane 2: export customers with LUT/export invoice and receipt evidence. Lane 3: overseas vendors and RCM. Reconcile all three into GSTR-1 and GSTR-3B.

A US customer can still fail export conditions

A Bangalore company invoices a US parent for internal support but the parties are establishments of the same legal person. That fact can affect export-of-service status even though payment comes from abroad. The contract structure must be checked before applying zero-rated treatment.

Refunds and ITC become harder to defend

Wrong export classification can affect output tax and refunds. Missing RCM can create tax and interest exposure. Weak foreign-receipt evidence can delay refund review.

We map the billing model before the return

Review should cover contracts, customer country, place of supply, LUT status, export invoices, receipt evidence, foreign vendors, RCM and the GSTR-1/GSTR-3B mapping. The proposed treatment is explained before filing.

What TargoLegal would ask for before filing or responding

The exact pack changes by issue, but these controls prevent the most common hand-off and accountability failures.

GSTIN and exact tax period
Filed return / draft return status
Books or source registers
GSTR-2B / IMS where relevant
Electronic ledgers and challans
Notices / portal screenshots if any
Reconciliation difference and proposed treatment
Client approval before filing or response
Filed PDF / ARN retained after submission
Client approval matters

The proposed filing, payment, reversal, correction or response should be explained before submission. After filing, retain the ARN/filed PDF and any acknowledgement.

Do not make the problem harder to unwind

Acting from a portal total alone

Reconcile books and source evidence before deciding tax treatment.

Mixing different tax periods

Use the exact period that created the mismatch, notice or filing obligation.

Making a blind adjustment next month

A correction should have a written bridge to the original error.

Not keeping filing evidence

Save return PDFs, ARN, challans and the approved working.

What to send for a first review

Running a Bangalore SaaS company? Send a simple list of Indian customer billing, overseas customer billing and major foreign vendor categories so the GST treatment can be mapped before filing.

What should I send first?

Send the GSTIN, exact tax period and the document or mismatch that triggered the question. That usually determines the rest of the checklist.

Should I pay before reconciling?

Do not make a blind payment merely because a portal difference appears. Establish the legal and factual basis first, unless an undisputed liability is already clear.

Can the GST Portal data be wrong or incomplete?

Portal data is essential evidence but it still has to be reconciled with books, supplier/customer records and the applicable law.

What should I keep after filing?

Retain the filed return PDF, ARN, payment evidence, reconciliation working and any client-approved summary of adjustments.

When should I involve a GST professional?

Professional review is advisable where the issue affects material tax, ITC, notices, refund, registration status, exports, e-invoicing or multiple return periods.

Official sources used

Legal and portal claims on this page were anchored to the official sources below. Secondary discussions are not used as legal authority.

Editorial review record

TargoLegal Research and Editorial Desk · Last legally reviewed: 18 August 2026. GST Portal workflows, notifications and due-date extensions should be rechecked immediately before action.

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