{"id":18,"date":"2026-03-14T09:29:35","date_gmt":"2026-03-14T09:29:35","guid":{"rendered":"https:\/\/aeron.cymru\/?page_id=18"},"modified":"2026-05-11T15:38:41","modified_gmt":"2026-05-11T15:38:41","slug":"make-tax-digital","status":"publish","type":"page","link":"https:\/\/aeron.cymru\/cy\/make-tax-digital\/","title":{"rendered":"Make Tax Digital"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"18\" class=\"elementor elementor-18\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f84a6c9 e-flex e-con-boxed e-con e-parent\" data-id=\"f84a6c9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-550113e e-flex e-con-boxed e-con e-parent\" data-id=\"550113e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7101f8c elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"7101f8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Gwneud Treth yn Ddigidol ar gyfer Treth Incwm: yr hyn sydd angen i chi ei wybod<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-990d09b elementor-widget elementor-widget-text-editor\" data-id=\"990d09b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>System newydd CThEM ar gyfer adrodd incwm o hunangyflogaeth ac eiddo gan ddefnyddio meddalwedd gymeradwy yw Gwneud Treth yn Ddigidol ar gyfer Treth Incwm, yn hytrach na dibynnu ar un ffurflen dreth ar ddiwedd y flwyddyn yn unig. Mae'n cael ei gyflwyno fesul cam, felly ni fydd pawb yn cael eu heffeithio ar unwaith.<\/p><p>Mae'r rheolau newydd yn dechrau ar 6 Ebrill 2026 ar gyfer unig fasnachwyr a landlordiaid gydag incwm cymwys dros \u00a350,000. O 6 Ebrill 2027, mae'r trothwy'n gostwng i dros \u00a330,000, ac o 6 Ebrill 2028 bydd yn gostwng eto i dros \u00a320,000. Bydd CThEM yn edrych ar eich incwm gros o hunangyflogaeth ac eiddo <b><u>cyn costau<\/u><\/b>, yn seiliedig ar y ffigurau a ddangosir ar eich ffurflen dreth ddiweddaraf.<\/p><p>I fasnachwyr unigol, bydd hyn yn golygu newid yn y ffordd y cedwir cofnodion a chyflwynir gwybodaeth i CThEM. Yn lle dibynnu ar gofnodion papur neu daenlenni annibynnol, bydd angen i chi gadw cofnodion digidol gan ddefnyddio meddalwedd gydnaws. Bydd angen i chi hefyd anfon diweddariadau chwarterol i CThEM yn ystod y flwyddyn, ac yna cyflwyno ffurflen derfynol ar ddiwedd y flwyddyn.<\/p><p>Mae'n bwysig nodi nad yw diweddariadau chwarterol yn golygu talu treth bob tri mis.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-269aa89 e-flex e-con-boxed e-con e-parent\" data-id=\"269aa89\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d5be554 elementor-widget elementor-widget-heading\" data-id=\"d5be554\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Yn syml, mae MTD ar gyfer Treth Incwm yn golygu:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0ddb6b elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"f0ddb6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">cadw eich cofnodion yn ddigidol<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">anfon diweddariadau at CThEM bob tri mis<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">defnyddio meddalwedd sy'n cysylltu'n uniongyrchol \u00e2 CThEM<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3124a14 elementor-widget elementor-widget-text-editor\" data-id=\"3124a14\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tAr hyn o bryd, nid yw Gwneud Treth yn Ddigidol (MTD) yn berthnasol i gwmn\u00efau cyfyngedig. Nid yw'n berthnasol i bartneriaethau ar hyn o bryd chwaith. Mae'r cyflwyniad presennol wedi'i anelu at unigolion sydd ag incwm o hunangyflogaeth neu eiddo, fel masnachwyr unigol a landlordiaid.\nOs ydych yn ansicr a fydd y newidiadau hyn yn effeithio arnoch chi, cysylltwch \u00e2 ni. Gallwn eich helpu i ddeall a ydych chi'n dod o fewn y rheolau a pha gamau y gallai fod angen i chi eu cymryd.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-809b402 e-flex e-con-boxed e-con e-parent\" data-id=\"809b402\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-374b4af elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"374b4af\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Cwestiynau Cyffredin  MTD<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6fbda96 elementor-widget elementor-widget-heading\" data-id=\"6fbda96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Beth yw MTD ar gyfer Treth Incwm?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e978285 elementor-widget elementor-widget-text-editor\" data-id=\"e978285\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tGwneud Treth yn Ddigidol ar gyfer Treth Incwm yw ffordd newydd CThEM i rai pobl hunangyflogedig a landlordiaid gadw cofnodion digidol ac anfon diweddariadau at CThEM gan ddefnyddio meddalwedd gymeradwy. Yn lle dibynnu ar un ffurflen dreth Hunanasesiad flynyddol yn unig, bydd gwybodaeth yn cael ei hanfon yn fwy rheolaidd yn ystod y flwyddyn dreth. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-363a537 elementor-widget elementor-widget-heading\" data-id=\"363a537\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Beth yw'r trothwy incwm?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75f7e92 elementor-widget elementor-widget-text-editor\" data-id=\"75f7e92\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tMae'r trothwy yn seiliedig ar eich incwm cymwys, sef eich cyfanswm incwm gros o hunangyflogaeth ac eiddo cyn didynnu treuliau. Fel arfer, mae CThEM yn defnyddio'r ffigurau o'ch ffurflen dreth ddiweddaraf i benderfynu a oes angen i chi ymuno. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc52a52 elementor-widget elementor-widget-heading\" data-id=\"fc52a52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Pwy fydd angen ei ddefnyddio?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-230872f elementor-widget elementor-widget-text-editor\" data-id=\"230872f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tAr hyn o bryd, mae MTD ar gyfer Treth Incwm wedi'i hanelu at unigolion sy'n derbyn incwm o hunangyflogaeth, eiddo, neu'r ddau ac y mae eu hincwm uwchlaw'r trothwy perthnasol. Mae hyn yn effeithio'n bennaf ar fasnachwyr unigol a landlordiaid. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d3b57e elementor-widget elementor-widget-heading\" data-id=\"5d3b57e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Beth fydd angen i fasnachwyr unigol ei wneud?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d5d4895 elementor-widget elementor-widget-text-editor\" data-id=\"d5d4895\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tBydd angen i fasnachwyr unigol sydd o fewn y cwmpas gadw cofnodion digidol, defnyddio meddalwedd gydnaws, anfon diweddariadau chwarterol i CThEM, ac yna cwblhau cyflwyniad terfynol ar \u00f4l diwedd y flwyddyn dreth. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a025f4 elementor-widget elementor-widget-heading\" data-id=\"5a025f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">A fydd angen i gwmn\u00efau cyfyngedig ddefnyddio MTD ar gyfer Treth Incwm?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-70991d3 elementor-widget elementor-widget-text-editor\" data-id=\"70991d3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tNa. Nid yw cwmn\u00efau cyfyngedig yn dod o dan y MTD ar gyfer Treth Incwm ar hyn o bryd. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2bcbb1b elementor-widget elementor-widget-heading\" data-id=\"2bcbb1b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">A oes angen i bartneriaethau ddefnyddio MTD ar gyfer Treth Incwm?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1a1af89 elementor-widget elementor-widget-text-editor\" data-id=\"1a1af89\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tAr hyn o bryd, nid yw partneriaethau wedi\u2019u cynnwys yn y dyddiadau cychwyn byw ar gyfer Gwneud Treth yn Ddigidol ar gyfer Treth Incwm. Mae trefniadau presennol CThEM yn berthnasol i unig fasnachwyr a landlordiaid yn unig. Mae CThEM hefyd wedi diweddaru ei ganllawiau i gadarnhau nad yw cyfran partner o elw partneriaeth yn cyfrif tuag at incwm cymwys at ddibenion Gwneud Treth yn Ddigidol ar gyfer Treth Incwm. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1d22ec8 elementor-widget elementor-widget-heading\" data-id=\"1d22ec8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">A all rhywun gael ei eithrio?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97fbb20 elementor-widget elementor-widget-text-editor\" data-id=\"97fbb20\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tYdy. Mae rhai pobl wedi\u2019u heithrio\u2019n awtomatig, ac efallai y bydd angen i eraill wneud cais i Gyllid a Thollau EM am eithriad yn dibynnu ar eu hamgylchiadau. Os ydynt wedi\u2019u heithrio, maent yn parhau i adrodd drwy Hunanasesiad yn y ffordd arferol. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-190261d elementor-widget elementor-widget-heading\" data-id=\"190261d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">A yw diweddariadau chwarterol yn golygu talu treth bob tri mis?<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-09971f2 elementor-widget elementor-widget-text-editor\" data-id=\"09971f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tNa. Mae diweddariadau chwarterol ar gyfer adrodd gwybodaeth i Gyllid a Thollau EM yn ystod y flwyddyn. Nid ydynt yr un peth \u00e2 gwneud taliad treth bob chwarter. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-465e48e e-con-full e-flex e-con e-parent\" data-id=\"465e48e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-ba79b71 e-con-full e-flex e-con e-child\" data-id=\"ba79b71\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-067b3a2 elementor-widget elementor-widget-heading\" data-id=\"067b3a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Yn barod i ddechrau? <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b35a08 elementor-widget elementor-widget-text-editor\" data-id=\"0b35a08\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tCysylltwch \u00e2 ni heddiw am ddyfynbris heb rwymedigaeth a darganfyddwch sut y gall Cyfrifwyr Aeron gefnogi eich busnes.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f5c7bf elementor-align-left elementor-mobile-align-justify elementor-widget elementor-widget-button\" data-id=\"0f5c7bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md elementor-animation-float\" href=\"https:\/\/aeron.cymru\/cy\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Cysylltwch \u00e2 ni<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc36bf9 elementor-widget__width-initial elementor-widget-tablet__width-inherit elementor-widget elementor-widget-image\" data-id=\"dc36bf9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"493\" src=\"https:\/\/aeron.cymru\/wp-content\/uploads\/2026\/04\/xero-1.jpg\" class=\"attachment-large size-large wp-image-408\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Making Tax Digital for Income Tax: what you need to know Making Tax Digital for Income Tax is HMRC\u2019s new system for reporting income from self-employment and property using approved software, rather than relying solely on one tax return at the end of the year. It is being introduced in stages, so not everyone will [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-18","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/pages\/18","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/comments?post=18"}],"version-history":[{"count":0,"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/pages\/18\/revisions"}],"wp:attachment":[{"href":"https:\/\/aeron.cymru\/cy\/wp-json\/wp\/v2\/media?parent=18"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}