UK SIC 2007 code in Section C: Manufacturing

33150 Repair and maintenance of ships and boats

SIC 33150 is the UK code for repair and maintenance of ships and boats. Companies House accepts it when you register a company or file a confirmation statement.

Code
33150 (UK SIC 2007, Companies House list)
Section
Section C: Manufacturing
Division
33 Repair and installation of machinery and equipment
SIC 2026
33.18 Repair and maintenance of military fighting vehicles, ships, boats, air and spacecraft (1:2); 33.15 Repair and maintenance of civilian ships and boats (1:2)
Closest US NAICS
336611, 441222, 488190, 488210 and 3 more

Activities ONS lists under 33150

The ONS index assigns these 5 activities to this code. If one describes your company, this is the code to use.

Source: ONS UK SIC 2007 alphabetical index.

What changes in SIC 2026

ONS published UK SIC 2026 in 2026. Its correspondence table maps this code's class (33.15) to:

SIC 2026 codeHeadingLink type
33.18Repair and maintenance of military fighting vehicles, ships, boats, air and spacecraft1:2
33.15Repair and maintenance of civilian ships and boats1:2

"1:1" means the class carries over unchanged in scope; other link types mean it was split or merged. Companies House still uses SIC 2007, so keep filing with 33150 until it announces a switch.

Source: ONS correspondence table, SIC 2007 to SIC 2026.

Closest US NAICS codes

Matched through the shared international class (ISIC Rev. 4). Treat these as a starting point and read the definition before using one.

Similar codes to compare

Data last changed November 14, 2026. Source: Companies House condensed SIC list. How this page is built.