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GST Manager for WHMCS ​

GST Manager automates Indian GST compliance and statutory reporting within WHMCS:

  • Automated tax rules: Generates and manages IGST (18%) and CGST (9%) + SGST (9%) rules.
  • Statutory invoicing: Produces branded GST-compliant PDFs carrying GSTIN, SAC codes, and bank details.
  • Export management: Supports FEMA declarations and dedicated international invoice numbering.
  • Filing exports: Generates GSTR-1 (B2B/B2C) and Export Invoices CSV reports.

GST Manager dashboard in the WHMCS adminAddons → GST Manager → Dashboard

Terminology

  • GSTIN: 15-character Goods and Services Tax Identification Number.
  • IGST / CGST / SGST: Inter-state / central / state tax components.
  • SAC Codes: Classification codes for services.
  • Purpose Codes: RBI codes for incoming foreign export remittances.
  • B2B / B2C: Business-to-Business (with GSTIN) vs Business-to-Consumer (without GSTIN).

Who it is for ​

Designed for Indian hosting providers, SaaS companies, and digital agencies using WHMCS who require:

  • Automated intra-state and inter-state tax splits.
  • Compliant GST tax invoice PDF generation.
  • Frictionless GSTR-1 and FEMA foreign export reporting.

What it does ​

AreaWhat you get
Tax rulesAuto-generated IGST 18% and CGST 9% + SGST 9% rules for your registered state
InvoicesGST-formatted invoice PDFs with your GSTIN, SAC/Purpose codes, and per-currency bank details
ReportsGSTR-1 (B2B/B2C), Export Invoices, and a combined legacy CSV — all by date range
ComplianceIndian financial-year dashboard widgets and health checks that flag GSTIN and zero-tax issues
SafetyHMAC-SHA256 file-integrity verification and one-click updates with an automatic backup

The guided setup ​

Fresh installs launch a guided 7-step Setup Wizard upon navigating to Addons → GST Manager:

  • Automated validation: Validates license status and WHMCS system prerequisites.
  • Tax rule generation: Captures your 15-character GSTIN and registered home state.
  • Business branding: Configures contact details, PAN, CIN/LLPIN, and SAC defaults.
  • Template installation: Backs up existing files and deploys GST invoice templates.

Only the GSTIN step is mandatory. See the Setup Wizard.

Where to go next ​

Getting started

Follow Requirements → Installation → Setup wizard to complete deployment.

Documentation for the Relyweb app catalogue.