IR35

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Email

If HMRC reply to your enquiry by email the information is not secure. If they need to contact you about anything confidential, they will reply by post or telephone.

Phone

  • Telephone: 0300 200 3885
  • Fax: 03000 533 404

Find out about call charges

Opening times:

8.30am to 4.30pm, Monday to Friday

Closed weekends and bank holidays

Post

HM Revenue and Customs - IR35 Customer Service Unit

Ground Floor North Princess House Cliftonville Road, Northampton NN1 5AE United Kingdom

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