HM Revenue and Customs
Calling HM Revenue and Customs for Corporation Tax services allows businesses to address various tax-related needs. You can inquire about Corporation Tax obligations, file returns, and set up payment arrangements. The helpline operates during standard hours, and it's advisable to call early in the morning or late afternoon to avoid long wait times. Automated menus are used to direct your call, so patience is required, especially during busy periods like tax deadlines. Having your company details and Corporation Tax reference number ready will help expedite the process.
Updated 15 Dec 2025
Expected outcomes
- Inquire about tax obligations
- File Corporation Tax returns
- Set up payment plans
- Amend payment arrangements
- Receive technical support
Call preparation
Assemble everything before you dial. These requirements are verified by our call analysts and updated as organizations change their scripts.
- Company name
- Corporation Tax reference number
- Relevant financial information
- Access to online HMRC account
- Payment details
Known issues
Callers often experience long wait times, particularly during peak hours and around tax deadlines. To minimize waiting, try calling early in the morning or late in the afternoon. Some users report call drops; if disconnected, it's best to call back during less busy hours. Complex queries may require escalation, so having all relevant documents and details ready can help expedite the process. Patience is key when navigating automated menus and waiting for an agent.
