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HMRC internal manual

Debt Management and Banking Manual

Debt and return pursuit: Self Assessment: debt and return background: debt types

SA debt types

SA debts will include

  • overdue Payments on Account
  • Payments due as a result of

    • a return (balancing payment)
    • a Revenue determination
    • an assessment (including 1995/96 and prior assessments)
    • a penalty
    • a surcharge
    • an interest charge.

Each month the computer will review all taxpayers’ records and, where appropriate, set unallocated credits against any outstanding charges due within the next 45 days following the review.


The legislation that covers payments on account and balancing payments is in Sections 59A and 59B TMA 1970. For a brief explanation of what the legislation contains see the table at DMBM450110.