TermCymru

Results are displayed in Welsh alphabetical order A-Y

Welsh: treth ar damponau

English: tampon tax

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Last updated: 25 February 2021

Welsh: treth ar dir gwag

English: vacant land tax

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 18 October 2018

Welsh: Treth ar Drafodiadau sy'n Ymwneud â Buddiannau mewn Tir

English: Tax on Transactions involving interests in Land

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Definition: TTiiL

Last updated: 9 September 2014

Welsh: Treth ar Drafodiadau sy'n Ymwneud â Buddiannau mewn Tir

English: TTiiL

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Definition: Tax on Transactions involving interests in Land

Last updated: 9 September 2014

Welsh: treth ar werth

English: value added tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Notes: Defnyddir yr acronym VAT yn Saesneg a TAW yn Gymraeg.

Last updated: 31 July 2024

Welsh: treth car

English: vehicle excise duty

Status C

Subject: Transport

Part of speech: Noun, Feminine, Singular

Last updated: 7 February 2008

Welsh: trethdalwr

English: taxpayer

Status C

Subject: Finance and statistics

Part of speech: Noun, Masculine, Singular

Last updated: 9 July 2008

Welsh: trethdalwr annomestig

English: non-domestic ratepayer

Status C

Subject: Housing

Part of speech: Noun, Masculine, Singular

Last updated: 16 February 2004

Welsh: trethdalwr Cymreig

English: Welsh taxpayer

Status A

Subject: Law

Part of speech: Noun, Masculine, Singular

Last updated: 28 May 2014

Welsh: treth ddatganoledig

English: devolved tax

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 28 May 2014

Welsh: treth dirlenwi

English: landfill tax

Status A

Subject: Waste

Part of speech: Noun, Feminine, Singular

Definition: LfT

Last updated: 28 May 2014

Welsh: treth dirlenwi

English: LfT

Status A

Subject: Waste

Part of speech: Noun, Feminine, Singular

Definition: landfill tax

Last updated: 3 September 2014

Welsh: treth dirlenwi

English: LfT

Status A

Subject: Waste

Part of speech: Noun, Feminine, Singular

Definition: landfill tax

Last updated: 9 September 2014

Welsh: Treth Dirlenwi Cymru

English: Welsh Landfill Tax

Status A

Subject: Waste

Part of speech: Noun, Feminine, Singular

Definition: WLfT

Last updated: 9 September 2014

Welsh: Treth Dirlenwi Cymru

English: WLfT

Status A

Subject: Waste

Part of speech: Noun, Feminine, Singular

Definition: Welsh Landfill Tax

Last updated: 9 September 2014

Welsh: treth dir y dreth stamp

English: SDLT

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Definition: Stamp duty land tax.

Context: The "stamp duty land tax" (SDLT) was a new tax in land transactions that was introduced by the Finance Act 2003. It largely replaced stamp duty with effect from 1 December 2003. SDLT is not a stamp duty, but a form of self-assessed transfer tax charged on "land transactions".

Last updated: 20 January 2010

Welsh: treth dir y dreth stamp

English: stamp duty land tax

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Definition: Stamp duty land tax.

Last updated: 20 January 2010

Welsh: treth drafodiadau

English: transaction tax

Status A

Subject: Law

Part of speech: Noun, Feminine, Singular

Context: Land

Last updated: 28 May 2014

Welsh: treth eiddo

English: property tax

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 20 January 2006

Welsh: treth enillion cyfalaf

English: capital gains tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 26 November 2024

Welsh: treth etifeddiant

English: inheritance tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 26 November 2024

Welsh: treth ffawdelw

English: windfall tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi ffawdelw

Definition: Treth a godir ar elw nas rhagwelwyd, neu sy'n annisgwyl o fawr.

Last updated: 10 February 2022

Welsh: treth gorfforaeth

English: corporation tax

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 2 August 2006

Welsh: Treth Gwarediadau Tirlenwi

English: Landfill Disposals Tax

Status B

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: LDT

Last updated: 5 March 2015

Welsh: treth gyfeintiol unffurf

English: uniform volumetric tax

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi cyfeintiol unffurf

Last updated: 29 December 2017

Welsh: treth gyfrannol

English: proportional tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi cyfrannol

Definition: Treth nad yw ei chyfradd yn newid wrth i'r swm trethadwy gynyddu.

Notes: Dyma'r gwrthwyneb i dreth raddoledig ('graduated tax') lle mae'r gyfradd naill ai'n cynyddu wrth i'r swm trethadwy gynyddu (treth gynyddraddol) neu'n gostwng wrth i'r swm trethadwy gynyddu (treth ostyngraddol).

Last updated: 18 September 2024

Welsh: treth gynyddraddol

English: progressive tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi cynyddraddol

Definition: Treth y mae ei chyfradd yn cynyddu wrth i'r swm trethadwy gynyddu.

Notes: Dyma'r term yn yr ystyr dechnegol a nodir yn y diffiniad. Gellir defnyddio'r ymadrodd 'progressive tax' mewn ystyr annhechnegol hefyd, i olygu treth sy'n hyrwyddo tegwch; os mai'r ystyr honno sydd dan sylw, gall 'treth flaengar' neu 'treth deg' fod yn fwy addas.

Last updated: 27 January 2025

Welsh: treth gywirol

English: corrective tax

Status A

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi cywirol

Context: Mae Griffith et al. (2017) wedi dadlau bod modd defnyddio'r amrywiaeth hwn lle bo defnyddwyr yn dewis cynhyrchion gwahanol er mwyn gwella dyluniad trethi cywirol.

Last updated: 29 December 2017

Welsh: Trethi a Budd-daliadau Lleol

English: Local Taxation and Benefits

Status A

Subject: Education

Part of speech: Noun, Plural

Context: Apprenticeship learning pathway.

Last updated: 31 October 2012

Welsh: trethiant a threthiant gohiriedig

English: taxation and deferred taxation

Status C

Subject: Finance and statistics

Part of speech: Noun, Masculine, Singular

Last updated: 16 July 2002

Welsh: trethiant buddiannau

English: benefit taxation

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Context: Fel egwyddor sylfaenol, mae’r OECD yn nodi y dylai llywodraethau is-genedlaethol ddibynnu ar “drethiant buddiannau” megis trethi sy’n creu cyswllt rhwng y trethi a delir a’r gwasanaethau cyhoeddus a ddarperir.

Last updated: 5 July 2017

Welsh: trethiant domestig

English: domestic taxation

Status A

Subject: Finance and statistics

Part of speech: Noun, Plural

Context: Yn ei Strategaeth Fyd-eang, mae Sefydliad Iechyd y Byd yn galw ar Aelod-wladwriaethau i sefydlu system trethiant domestig i leihau defnydd niweidiol o alcohol.

Last updated: 29 December 2017

Welsh: trethiant dwbl

English: double taxation

Status C

Subject: Finance and statistics

Part of speech: Noun, Masculine, Singular

Last updated: 24 February 2006

Welsh: trethiant lleol

English: local taxation

Status C

Subject: Finance and statistics

Part of speech: Noun, Masculine, Singular

Notes: Gallai 'trethi lleol' fod yn addas, gan ddibynnu ar y cyd-destun.

Last updated: 29 October 2020

Welsh: Trethi Busnes: Arweiniad i'r system trethi an-nomestig

English: Business Rates: A guide to the non-domestic rating system

Status A

Subject: Finance and statistics

Part of speech: Noun, Plural

Definition: A Welsh Assembly Government publication.

Last updated: 7 December 2005

Welsh: trethi Cymreig

English: Welsh taxes

Status C

Subject: Finance and statistics

Part of speech: Noun, Plural

Context: Bydd Llywodraeth Cymru yn parhau i adolygu trethi Cymreig yng nghyd-destun ein pwerau deddfwriaethol er mwyn sicrhau eu bod yn cyd-fynd â’n blaenoriaethau.

Last updated: 5 July 2017

Welsh: treth incwm

English: income tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi incwm

Definition: A direct tax on an individual’s income.

Context: Mae Llywodraeth Cymru'n datblygu arf rhagamcanu a chostio ar gyfer treth incwm, gan ddefnyddio dosbarthiad incwm trethdalwyr yng Nghymru o'r SPI.

Last updated: 25 October 2017

Welsh: treth incwm leol

English: local income tax

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 29 October 2020

Welsh: treth lechwraidd

English: stealth tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi llechwraidd

Definition: Treth a gaiff ei chodi mewn ffordd anuniongyrchol neu anamlwg. Er enghraifft gall trethdalwr gwreiddiol y dreth basio’r gost ymlaen fel elfen ychwanegol i bris gwasanaeth neu nwydd, ac ni fydd y prynwr yn sylweddoli bod elfen o dreth ynghlwm ym mhris y gwasanaeth neu nwydd. Y prynwr, felly, sy’n ysgwyddo baich y dreth yn hytrach na’r trethdalwr gwreiddiol.

Last updated: 21 November 2022

Welsh: treth ostyngraddol

English: regressive tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi gostyngraddol

Definition: Treth y mae ei chyfradd yn gostwng wrth i'r swm trethadwy gynyddu.

Notes: Dyma'r term yn yr ystyr dechnegol a nodir yn y diffiniad. Gellir defnyddio'r ymadrodd 'regressive tax' mewn ystyr annhechnegol hefyd, i olygu treth a ystyrir yn annheg gan fod pobl â llai o incwm neu gyfoeth yn talu cyfran fwy ohono fel treth; os mai'r ystyr honno sydd dan sylw, gall 'treth anflaengar' neu 'treth annheg' fod yn fwy addas.

Last updated: 18 September 2024

Welsh: #TrethPecynnauPlastig

English: #PlasticPackagingTax

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Last updated: 13 August 2020

Welsh: treth pecynnau plastig

English: plastic packaging tax

Status B

Subject: Environment

Part of speech: Noun, Feminine, Singular

Notes: Cynnig am dreth newydd gan Lywodraeth y DU.

Last updated: 13 August 2020

Welsh: treth raddoledig

English: graduated tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Plural: trethi graddoledig

Definition: Treth y mae ei chyfradd yn newid wrth i'r swm trethadwy gynyddu.

Notes: Mae treth gynyddraddol ('progressive tax') yn fath o dreth raddoledig, lle mae'r gyfradd yn cynyddu wrth i'r swm trethadwy gynyddu. Math arall o dreth raddoledig yw treth ostyngraddol ('regressive tax') lle mae'r gyfradd yn gostwng wrth i'r swm trethadwy gynyddu.

Last updated: 18 September 2024

Welsh: treth stamp

English: stamp duty

Status C

Subject: Housing

Part of speech: Noun, Feminine, Singular

Last updated: 25 June 2007

Welsh: treth sydd i'w chodi

English: chargeable tax

Status B

Subject: Law

Part of speech: Noun, Feminine, Singular

Plural: trethi sydd i'w codi

Notes: Term o Fil Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2016.

Last updated: 16 August 2016

Welsh: Treth Trafodiadau Tir

English: Land Transaction Tax

Status B

Subject: Environment

Part of speech: Noun, Feminine, Singular

Definition: LTT

Last updated: 5 March 2015

Welsh: Treth Trafodiadau Tir Cymru

English: Welsh Land Transaction Tax

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last updated: 5 June 2015

Welsh: treth ystafell wely

English: bedroom tax

Status A

Subject: Social services

Part of speech: Noun, Feminine, Singular

Definition: Unofficial term for the "under-occupancy penalty" introduced by the Welfare Reform Act 2012.

Last updated: 18 June 2013

Welsh: tretio

English: treating

Status B

Subject: Local government

Part of speech: Verb

Definition: A person shall be guilty of treating if he corruptly, by himself or by any other person, either before, during or after an Assembly election, directly or indirectly gives or provides, or pays wholly or in part the expense of giving or providing, any meat, drink, entertainment or provision to or for any person about to vote or refrain from voting.

Last updated: 21 March 2003

Welsh: Treuddyn

English: Treuddyn

Status A

Subject: Place-names

Part of speech: Proper noun

Notes: Ward etholiadol yn Sir y Fflint Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir y Fflint (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

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