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Corporation Tax and the taxation of intangible assets, remediation of contaminated land, vaccines research relief and tax credits for research & development.
How HM Revenue and Customs handles Child Tax Credit and Working Tax Credit cases
Find the codes which can be used in Data Element 5/23 to identify the location where the goods may be examined for an external temporary storage facility (ETSF) (Appendix 16F).
Sut i wneud addasiadau ar ôl i chi gyflwyno eich diweddariad chwarterol terfynol.
Cewch o hyd i help, gan gynnwys help gan CThEF, os oes ei angen arnoch.
Sut i gadw cofnodion digidol o’ch incwm a’ch treuliau.
Sut i gyflwyno’ch Ffurflen Dreth Hunanasesiad wrth wirfoddoli i ddefnyddio’r cynllun Troi Treth yn Ddigidol ar gyfer Treth Incwm.
Sut a phryd i anfon diweddariad-au chwarterol, yn seiliedig ar eich cyfnod cyfrifyddu.
Sut i ddewis y feddalwedd rydych am ei defnyddio a chofrestru.
Ynglŷn â’r cynllun Troi Treth yn Ddig-idol ar gyfer Treth Incwm a beth i’w ddisgwyl eleni.
Arweiniad i unig fasnachwyr, landlordiaid ac asiantau sydd am wirfoddoli i ddefnyddio a phrofi'r ffordd newydd gan CThEF o roi gwybod am incwm a threuliau ar gyfer blwyddyn dreth 2024 i 2025.
Find out how to report a potential security issue or vulnerability in an HMRC online service and what information to provide.
Find statutory market values for disposal of category 1 oil from a UK field, which has not been sold at arm's length.
A definition of tonnage tax, which types of ship qualify, how the tax is worked out and the rules it follows.
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