How can I contact HMRC?

HMRC Contact Details: Corporation Tax: general enquiries - https://www.gov.uk/government/organisations/hm-revenue-customs/contact/corporation-tax-enquiries VAT: general enquiries - https://www.gov.uk/government/organisations/hm-revenue-customs/contact/vat-enquiries Dormant companies and associations - https://www.gov.uk/dormant-company/dormant-for-corporation-tax