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Deddf Casglu a Rheoli Trethi (Cymru) 2016

Statws

This is the original version (as it was originally enacted).

PENNOD 3FFURFLENNI TRETH

Dyddiad ffeilio

40Ystyr “dyddiad ffeilio”

Yn y Ddeddf hon, y “dyddiad ffeilio”, mewn perthynas â ffurflen dreth, yw’r diwrnod erbyn pryd y mae’n ofynnol dychwelyd y ffurflen dreth yn unol ag unrhyw ddeddfiad.

Diwygio a chywiro ffurflenni treth

41Trethdalwr yn diwygio ffurflen dreth

(1)Caiff person sydd wedi dychwelyd ffurflen dreth ei diwygio drwy roi hysbysiad i ACC.

(2)Rhaid gwneud diwygiad o dan yr adran hon cyn diwedd y cyfnod o 12 mis sy’n dechrau â’r dyddiad perthnasol (y cyfeirir ato yn adran 42 fel y “cyfnod diwygio”).

(3)Y dyddiad perthnasol yw—

(a)y dyddiad ffeilio, neu

(b)unrhyw ddyddiad arall y caiff Gweinidogion Cymru ei ragnodi drwy reoliadau.

(4)Mae’r adran hon yn ddarostyngedig i adrannau 45(3) a 50.

42ACC yn cywiro ffurflen dreth

(1)Caiff ACC gywiro unrhyw wall neu hepgoriad amlwg mewn ffurflen dreth.

(2)O ran cywiriad o dan yr adran hon—

(a)caiff ei wneud drwy ddyroddi hysbysiad i’r person a ddychwelodd y ffurflen dreth, a

(b)ystyrir ei fod yn rhoi effaith i ddiwygiad i’r ffurflen dreth.

(3)Mae’r cyfeiriad at wall yn is-adran (1) yn cynnwys, er enghraifft, gamgymeriad rhifyddol neu wall o ran egwyddor.

(4)Rhaid gwneud cywiriad o dan yr adran hon cyn diwedd y cyfnod o 9 mis sy’n dechrau â’r diwrnod y dychwelwyd y ffurflen dreth.

(5)Nid oes unrhyw effaith i gywiriad o dan yr adran hon os yw’r person a ddychwelodd y ffurflen dreth yn ei wrthod—

(a)yn ystod y cyfnod diwygio, drwy ddiwygio’r ffurflen dreth er mwyn gwrthod y cywiriad, neu

(b)ar ôl y cyfnod hwnnw, drwy roi hysbysiad sy’n gwrthod y cywiriad.

(6)Rhaid rhoi hysbysiad o dan is-adran (5)(b) i ACC cyn diwedd y cyfnod o 3 mis sy’n dechrau â’r diwrnod y dyroddir yr hysbysiad cywiro.

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