SAC

998121 - Research and experimental development services in social sciences.

SAC 998121 covers Research and experimental development services in social sciences.. Use it as a services-classification reference for GST workflows, then verify rates and filing decisions in official CBIC sources.

Code: 998121
Classifier: SAC
Heading: 9981

Key facts

Code: 998121
Classifier: SAC
Heading: 9981
Group: 99812
Service code: 998121

Classification hierarchy

Section 8 - Business and Production Services
Heading 9981
Group 99812
Service code 998121

FAQ

What is SAC 998121?

SAC 998121 identifies Research and experimental development services in social sciences. in the parsed GST services classification source layer.

Where is SAC used in practice?

SAC is used for service classification in GST invoicing and service-tax compliance workflows. Verify filing decisions in official CBIC sources.

How is this linked to NIC?

Related NIC links are generated only when the source row or matrix includes confirmed NIC references for the service activity.

Source and verification

Official source document

Last verified: 2026-05-12

This page is an independent reference layer. Verify filing, tax, customs or regulatory decisions in the official source before use.

Code history and standards

Current site layer 998121 current

Current SAC row parsed from the official CBIC GST services classification source layer.

GST service family 99812 parent

Parent service classification level used for browsing related GST service codes.

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More codes in this category

998122 Research and experimental development services in humanities

Connected classifications

Use these adjacent classifiers when the same real-world activity needs a business, goods, services, occupation or education view.

NIC service activity Use NIC when this service needs a business-activity category for registration or profiling. NCO occupations Use NCO to see occupations and business roles commonly connected with services. HSN goods Use HSN when the same workflow includes goods, materials or product supply. InSCED education fields Use InSCED when the service links to qualifications, training or study fields. NIC 2008 to NIC 2025 converter Use the legacy converter when older NIC activity codes appear in service documents. Legacy crosswalk policy Open the legacy hub to see which old-to-current classifier routes are source-backed on this site.