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Home / Simons-Taxes /Administration and compliance /Part A6 Enquiries, compliance checks and investigations /Division A6.3 HMRC powers /Self-assessment powers / A6.304 Discovery and power to make determinations
Commentary

A6.304 Discovery and power to make determinations

Administration and compliance

Discovery

The term 'discovery' refers to HMRC's right to re-open earlier chargeable periods, which are regarded as final and conclusive, by way of further assessment.

Under self-assessment, once the 'enquiry window' (see A6.401) has closed or an enquiry has been finalised by means of a closure notice, the only way that HMRC can bring further profits into charge is by the use of the discovery provisions1 (see Division A6.7).

Determinations

HMRC may make a determination of tax due under the following circumstances:

  1. Ìý

    •ÌýÌýÌýÌý where a return which has been required

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