Rhoi gwybod i CThEF am rodd neu drosglwyddiadau eraill o werth mewn ymddiriedolaeth (IHT100a)
Defnyddiwch y ffurflen hon er mwyn rhoi gwybod i ni bod Treth Etifeddiant yn ddyledus ar rodd neu drosglwyddiad arall o werth.
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Defnyddiwch ffurflen IHT100a er mwyn rhoi gwybod i CThEF bod Treth Etifeddiant yn ddyledus ar ymddiriedolaeth.
Dewch o hyd i fersiynau hŷn o’r ffurflen hon ar yr Archifau Gwladol (yn agor tudalen Saesneg).
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Mae angen i chi wneud y canlynol:
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Updates to this page
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The latest versions of the IHT100a forms in English and Welsh have been uploaded. In 'How to fill in form IHT100a': Updated section E11 with more information about paying Inheritance Tax by instalments. Updated E12 with additional information about control holdings of unlisted, traded unlisted and listed shares. Updated 'Section F: liabilities, exemptions and reliefs' with more information about available reliefs.
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The 'Declaration' section within 'How to fill in form IHT100a' has been updated. The ‘If you’re an agent’ section has also been updated as the page number has changed from 18 to 12.
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Updated 'Section F: liabilities, exemptions and reliefs' in 'How to fill in form IHT100a' with more information about available reliefs.
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Information has been added about how to work out interest on Inheritance Tax on gifts in 'Section G: working out the tax' of 'How to fill in form IHT100a'.
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Updated due to new rules affecting non-domiciled individuals which came into effect on 6 April 2025.
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A new version of the IHT100a form has been added.
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A new version of the IHT100a form and information about how to complete it has been added.
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First published.