Input-Output Industry Codes (IOIC), 2009
- BS540 - Professional, scientific and technical services
- BS541D0 - Computer systems design and other professional, scientific and technical services
- BS541B00 - Other professional, scientific and technical services including scientific research and development
- BS541400 - Specialized design services
- BS541400 - Specialized design services
- BS541600 - Management, scientific and technical consulting services
- BS541600 - Management, scientific and technical consulting services
- BS541700 - Scientific research and development services
- BS541700 - Scientific research and development services
- BS541900 - Other professional, scientific and technical services
- BS541900 - Other professional, scientific and technical services
- BS541500 - Computer systems design and related services
- BS541500 - Computer systems design and related services
- BS541500 - Computer systems design and related services
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