About SAC Code 998331
SAC Code 998331 covers Engineering advisory services and attracts a GST rate of 18%. For intra-state supplies, this is split as 9% CGST + 9% SGST. For inter-state supplies, 18% IGST is charged. This code falls under the Services sector (Professional, IT, logistics, hospitality).
How to Use SAC Code 998331 on GST Invoices
- Include the SAC code 998331 on every GST invoice for engineering advisory services
- Businesses with turnover above ₹5 crore must use 6-digit SAC codes
- Turnover between ₹1.5–5 crore: 4-digit codes are sufficient
- The SAC code must match the product/service description on your invoice
- Incorrect SAC codes can lead to GST notices and ITC mismatches
Related SAC Codes
- 998311 — Management consulting and management services including financial, strategic, human resources, marketing, operations and supply chain management
- 998312 — Business consulting services including public relations services
- 998313 — Information technology consulting and support services
- 998314 — Information technology design and development services
- 998315 — Hosting and information technology infrastructure provisioning services
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Last verified: 2026-06-26 · Source: CBIC Master Tariff