Gwiriadau cydymffurfio: hysbysiadau gwybodaeth - CC/FS2
Mae'r daflen wybodaeth hon yn gofyn i gwsmer rhoi gwybodaeth a dogfennau i Gyllid a Thollau EM er mwyn gwirio ei sefyllfa dreth.
Dogfennau
Manylion
Arweiniad yn unig yw’r taflenni gwybodaeth hyn sy’n adlewyrchu safbwynt Cyllid a Thollau ar adeg eu hysgrifennu.
Updates to this page
Diweddarwyd ddiwethaf ar 1 April 2022 + show all updates
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The ‘If you need help’ section has been updated to include how to get help from HMRC if you need extra support. Information about the HMRC privacy notice has been added.
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This factsheet has been updated for customers who need extra support.
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Updates have been made to paragraph 'What happens if you fail to comply with an information notice'.
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First published.