HM Revenue & Customs (HMRC)
The HM Revenue & Customs (HMRC) Debt Management line is specifically for authorised tax agents to discuss client tax debts, payment arrangements, and related issues. This service is available Monday to Friday from 08:00 to 18:00. Common reasons for calling include setting up payment plans and clarifying debt amounts. Callers should be prepared for potential wait times, especially during peak tax season. It is advisable to call early in the day to avoid delays. Only authorised agents with the necessary client information can use this service, and calls may be recorded for quality and security purposes.
Updated 4 Nov 2025
Expected outcomes
- Discuss client tax debts
- Arrange payment plans
- Clarify debt amounts
- Update client details
- Resolve debt management issues
Call preparation
Assemble everything before you dial. These requirements are verified by our call analysts and updated as organizations change their scripts.
- Agent credentials
- Client name
- Client tax reference
- Debt enquiry details
- Payment arrangement options
- Current authorisation documents
Known issues
Callers to the HMRC Debt Management line may experience long wait times, particularly during peak tax periods. To mitigate this, it is recommended to call early in the day or during non-peak hours. Additionally, there can be delays in agent authentication if authorisation or client details are not current. Ensuring that all necessary information is up to date before calling can help reduce these delays. Being prepared with all required documents and details will facilitate a smoother call experience.
