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HMRC internal manual

COTAX Manual

Enquiries: CTSA enquiries: closing an enquiry: non-contract settlements (Action Guide menu)

Reference Action Guide
COM71092 Closing an enquiry non-contract settlement cases
COM71093 Closing an enquiry: manual closure notices
COM71094 Closing an enquiry non-contract settlement helpcard for caseworkers
COM71095 Closing an enquiry non-contract settlement helpcard for COTAX operators