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Email HMRC for help with IR35 enquiries.
HMRC will only email you with confidential information if you’ve given them your written agreement they can do so.
- Telephone: 0300 123 2326
- Fax: 03000 533 124
Call HMRC for help with IR35 enquiries.
8.30am to 4.30pm, Monday to Friday
Closed weekends and bank holidays
Write to HMRC for help with IR35 enquiries.