Other professional, scientific and technical activities Standard Industrial Classification (SIC) codes of UK-based importers and exporters 74100 - specialised design activities (60632) 74201 - Portrait photographic activities (5322) 74202 - Other specialist photography (11693) 74203 - Film processing (1798) 74209 - Photographic activities not elsewhere classified (9501) 74300 - Translation and interpretation activities (5157) 74901 - Environmental consulting activities (16580) 74902 - Quantity surveying activities (10297) 74909 - Other professional, scientific and technical activities n.e.c. (99869) 74990 - Non-trading company (53085)