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Find out what you need to do if you’re a contractor or subcontractor based outside the UK and do work covered by the Construction Industry Scheme (CIS).
How to work out the VAT on building work and materials if you're a contractor, subcontractor or developer.
Guidance for companies approved under the Security Industry Authority's Approved Contractor Scheme (ACS).
Find out if you need to register as a contractor under the Construction Industry Scheme (CIS).
Find technical information about the VAT reverse charge if you buy or sell building and construction services.
The Valuation Office Agency's (VOA) technical manual for the rating of business (non-domestic) property.
How profits are treated from activities carried out in the UK territorial sea or designated areas and the effect of double taxation agreements.
This guidance is for UK Conformity Assessment Bodies (CABs) who are intending to subcontract tasks such as testing, certification or inspection.
The off-payroll working rules if you are a contractor or an intermediary and your worker provides services to small clients in the private or voluntary sectors.
Guidance on maintaining security for List X contractors.
Identify the skills your team needs, procure them through a third party supplier, contractor, temporary worker or interim; includes the Digital Marketplace.
Use this guidance and the examples included to help you if you are a contractor or subcontractor within the Construction Industry Scheme.
Information about the SIA's Approved Contractor Scheme: what it is and who can be approved.
This series brings together documents relating to government construction.
If you have outstanding disguised remuneration loans, you can settle them under the 2020 terms.
Don’t include personal or financial information like your National Insurance number or credit card details.
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