Phone HMRC if you have a general query about the Construction Industry Scheme.
0300 200 3210
0300 200 3219
+44 161 930 8706
Monday to Friday: 8am to 8pm
Saturday : 8am to 4pm
Closed Sundays, Christmas Day, Boxing Day and New Year’s Day.
If you are phoning to register as a subcontractor you’ll need your Unique Taxpayer Reference (UTR) when you call. If you don’t have a UTR register for Self Assessment to get one.
If you’re a company secretary you can register a company as a subcontractor under the Construction Industry Scheme using form CIS305.
Write to HM Revenue and Customs for general enquiries about the Construction Industry Scheme or to appeal against a Construction Industry Scheme penalty.
You don’t need to include a street name, city name or PO box when writing to this address.
National Insurance Contributions and Employers Office
HM Revenue and Customs