UK SIC 2007 71129: Other engineering activities

Maps to NACE Rev. 2 71.12 and NACE Rev. 2.1 71.12. ISIC Rev. 4: 7110.

UK SIC 2007 code 71129 is "Other engineering activities". UK SIC 2007 follows NACE Rev. 2 at four digits and adds a national fifth digit, so the first four digits, 71.12, are the NACE Rev. 2 class "Engineering activities and related technical consultancy". UK companies state one or more SIC codes when they file at Companies House, and the codes appear in the company record. In NACE Rev. 2.1 the matching class is 71.12, "Engineering activities and related technical consultancy".

Conversion

Classification	Code	Label
UK SIC 2007	71129	Other engineering activities
NACE Rev. 2	71.12	Engineering activities and related technical consultancy
NACE Rev. 2.1	71.12	Engineering activities and related technical consultancy
ISIC Rev. 4	7110

What the class includes (NACE Rev. 2 notes)

This class includes: - engineering design (i.e. applying physical laws and principles of engineering in the design of machines, materials, instruments, structures, processes and systems) and consulting activities for: • machinery, industrial processes and industrial plant • projects involving civil engineering, hydraulic engineering, traffic engineering • water management projects • projects elaboration and realisation relative to electrical and electronic engineering, mining engineering, chemical engineering, mechanical, industrial and systems engineering, safety engineering - elaboration of projects using air conditioning, refrigeration, sanitary and pollution control engineering, acoustical engineering etc. - geophysical, geologic and seismic surveying - geodetic surveying activities: • land and boundary surveying activities • hydrologic surveying activities • subsurface surveying activities • cartographic and spatial information activities

What it excludes

This class excludes: - test drilling in connection with mining operations, see 09.10, 09.90 - development or publishing of associated software, see 58.29, 62.01 - activities of computer consultants, see 62.02, 62.09 - technical testing, see 71.20 - research and development activities related to engineering, see 72.19 - industrial design, see 74.10 - aerial photography, see 74.20

Other UK SIC codes in the same NACE class

71121 Engineering design activities for industrial process and… · 71122 Engineering related scientific and technical consulting…

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UK SIC 2007: Companies House condensed list of the ONS classification (gov.uk, Open Government Licence v3.0), read 2026-10-05. NACE data: EU Vocabularies (CC BY 4.0). Information only.