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					<dc:identifier>http://www.legislation.gov.uk/asc/2025/4/section/53/welsh</dc:identifier><dc:title>Deddf Tomenni Mwyngloddiau a Chwareli Nas Defnyddir (Cymru) 2025</dc:title><dc:language>cy</dc:language><dc:publisher>Statute Law Database</dc:publisher><dc:modified>2026-04-16</dc:modified><dc:contributor>Expert Participation</dc:contributor><dct:valid>2025-09-12</dct:valid>
					
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									<ukm:Notes><ukm:Note IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/notes" DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/notes/welsh"/><ukm:Alternatives><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2025/4/pdfs/ascen_20250004_mi.pdf" Date="2025-09-18" Title="Explanatory Note" TitleWelsh="Nodiadau Esboniadol" Size="1345374" Language="Mixed"/><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2025/4/pdfs/ascen_20250004_we.pdf" Date="2025-09-18" Title="Explanatory Note" TitleWelsh="Nodiadau Esboniadol" Size="753189" Language="Welsh"/><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2025/4/pdfs/ascen_20250004_en.pdf" Date="2025-09-18" Title="Explanatory Note" Size="722063"/></ukm:Alternatives>       
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				</ukm:Metadata><Primary><Body DocumentURI="http://www.legislation.gov.uk/asc/2025/4/body/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/body" NumberOfProvisions="93" NumberFormat="default" TerritorialApplication="W" RestrictExtent="E+W" RestrictStartDate="2025-09-12"><Part DocumentURI="http://www.legislation.gov.uk/asc/2025/4/part/3/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/part/3" NumberOfProvisions="22" id="part-3" TerritorialApplication="W" RestrictExtent="E+W" Match="false" Status="Prospective"><Number>RHAN 3</Number><Title>YMDRIN AG ANSEFYDLOGRWYDD TOMEN A BYGYTHIADAU I SEFYDLOGRWYDD TOMEN</Title><Chapter DocumentURI="http://www.legislation.gov.uk/asc/2025/4/part/3/chapter/3/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/part/3/chapter/3" NumberOfProvisions="7" Match="false" Status="Prospective" id="part-3-chapter-3" RestrictExtent="E+W" TerritorialApplication="W"><Number>PENNOD 3</Number><Title>TALIADAU MEWN CYSYLLTIAD Â GWEITHREDIADAU</Title><P1group Match="false" Status="Prospective" RestrictExtent="E+W" TerritorialApplication="W"><Title>Hawl yr Awdurdod i adennill treuliau penodol</Title><P1 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53" id="section-53">
<Pnumber PuncAfter=""><CommentaryRef Ref="key-70400e2029acb4c77aabe0113913a4b8"/>53</Pnumber>
<P1para>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/1/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/1" id="section-53-1">
<Pnumber>1</Pnumber>
<P2para>
<Text>Pan fo’r Awdurdod wedi cynnal gweithrediadau ar dir o dan adran 44, mae ganddo hawlogaeth i adennill oddi wrth berchennog y tir—</Text>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/1/a/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/1/a" id="section-53-1-a">
<Pnumber>a</Pnumber>
<P3para>
<Text>y treuliau yr aed iddynt yn rhesymol gan yr Awdurdod wrth gynnal unrhyw ymchwiliadau o dan adran 55 a arweiniodd at gynnal y gweithrediadau,</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/1/b/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/1/b" id="section-53-1-b">
<Pnumber>b</Pnumber>
<P3para>
<Text>y treuliau yr aed iddynt yn rhesymol gan yr Awdurdod wrth gynnal y gweithrediadau ac unrhyw waith adfer a oedd yn rhesymol angenrheidiol o ganlyniad i gynnal y gweithrediadau, ac</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/1/c/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/1/c" id="section-53-1-c">
<Pnumber>c</Pnumber>
<P3para>
<Text>swm unrhyw ddigollediad o dan adran 50 sy’n adenilladwy (neu a adenillwyd) oddi wrth yr Awdurdod yn unol â hawliad o dan yr adran honno.</Text>
</P3para>
</P3>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/2/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/2" id="section-53-2">
<Pnumber>2</Pnumber>
<P2para>
<Text>Pan fo’r Awdurdod wedi cynnal ymchwiliadau o dan adran 55 a arweiniodd at roi hysbysiad o dan adran 35 sy’n ei gwneud yn ofynnol i berchennog ar dir gynnal gweithrediadau ar y tir, mae gan yr Awdurdod hawlogaeth i adennill oddi wrth y perchennog ar y tir—</Text>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/2/a/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/2/a" id="section-53-2-a">
<Pnumber>a</Pnumber>
<P3para>
<Text>y treuliau yr aed iddynt yn rhesymol gan yr Awdurdod wrth gynnal yr ymchwiliadau, a</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/2/b/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/2/b" id="section-53-2-b">
<Pnumber>b</Pnumber>
<P3para>
<Text>swm unrhyw ddigollediad o dan adran 50 sy’n adenilladwy (neu a adenillwyd) oddi wrth yr Awdurdod yn unol â hawliad o dan yr adran honno.</Text>
</P3para>
</P3>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/3/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/3" id="section-53-3">
<Pnumber>3</Pnumber>
<P2para>
<Text>Pan fo gorchymyn cyfrannu wedi ei wneud mewn perthynas â’r treuliau y byddai’n rhaid i berchennog y tir eu hysgwyddo fel arall o dan is-adran (1) neu (2)—</Text>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/3/a/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/3/a" id="section-53-3-a">
<Pnumber>a</Pnumber>
<P3para>
<Text>mae gan yr Awdurdod hawlogaeth i adennill oddi wrth y cyfrannydd y ganran benodedig o’r swm sy’n adenilladwy oddi wrth berchennog y tir o dan yr is-adran berthnasol, a</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/3/b/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/3/b" id="section-53-3-b">
<Pnumber>b</Pnumber>
<P3para>
<Text>mae’r swm y caiff yr Awdurdod ei adennill oddi wrth berchennog y tir o dan yr is-adran berthnasol yn cael ei ostwng gan y swm y mae gan yr Awdurdod hawlogaeth i’w adennill oddi wrth y cyfrannydd o dan baragraff (a).</Text>
</P3para>
</P3>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/4/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/4" id="section-53-4">
<Pnumber>4</Pnumber>
<P2para>
<Text>Nid yw unrhyw swm yn adenilladwy o dan yr adran hon oddi wrth berchennog ar dir neu gyfrannydd oni bai bod yr Awdurdod yn rhoi archiad i’r person hwnnw am y swm hwnnw.</Text>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/5/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/5" id="section-53-5">
<Pnumber>5</Pnumber>
<P2para>
<Text>Rhaid i archiad o dan is-adran (4) bennu—</Text>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/5/a/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/5/a" id="section-53-5-a">
<Pnumber>a</Pnumber>
<P3para>
<Text>y swm a hawlir gan yr Awdurdod oddi wrth y person;</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/5/b/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/5/b" id="section-53-5-b">
<Pnumber>b</Pnumber>
<P3para>
<Text>os rhoddir yr archiad i gyfrannydd, y cyfanswm yr hawlir y cyfraniad mewn cysylltiad ag ef;</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/5/c/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/5/c" id="section-53-5-c">
<Pnumber>c</Pnumber>
<P3para>
<Text>os rhoddir yr archiad i berchennog y tir, y symiau (os oes rhai) y mae gan yr Awdurdod hawlogaeth i’w hadennill oddi unrhyw gyfrannydd neu gyfranwyr;</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/5/d/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/5/d" id="section-53-5-d">
<Pnumber>d</Pnumber>
<P3para>
<Text>ym mhob achos, y symiau ar wahân sy’n ffurfio’r cyfanswm sy’n adenilladwy gan yr Awdurdod, a nodir drwy gyfeirio at baragraffau (a) i (c) o is-adran (1) neu, yn ôl y digwydd, baragraffau (a) a (b) o is-adran (2).</Text>
</P3para>
</P3>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/6/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/6" id="section-53-6">
<Pnumber>6</Pnumber>
<P2para>
<Text>Mae archiad o dan is-adran (4) yn derfynol ac yn bendant, oni bai bod cais i amrywio neu ganslo’r archiad yn cael ei wneud o dan adran 54.</Text>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/7/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/7" id="section-53-7">
<Pnumber>7</Pnumber>
<P2para>
<Text>Mae gan yr Awdurdod hawlogaeth i adennill llog ar unrhyw swm sy’n adenilladwy o dan yr adran hon, ar gyfradd a bennir gan yr Awdurdod, o’r dyddiad y rhoddir yr archiad am y swm i’r person hyd nes y telir y swm yn llawn.</Text>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/8/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/8" id="section-53-8">
<Pnumber>8</Pnumber>
<P2para>
<Text>Caniateir i unrhyw swm sy’n adenilladwy o dan yr adran hon, os yw’r Awdurdod yn cytuno, gael ei dalu mewn rhandaliadau y cytunwyd arnynt gan yr Awdurdod.</Text>
</P2para>
</P2>
<P2 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/9/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/9" id="section-53-9">
<Pnumber>9</Pnumber>
<P2para>
<Text>At ddibenion yr adran hon—</Text>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/9/a/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/9/a" id="section-53-9-a">
<Pnumber>a</Pnumber>
<P3para>
<Text>perchennog y tir—</Text>
<P4 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/9/a/i/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/9/a/i" id="section-53-9-a-i">
<Pnumber>i</Pnumber>
<P4para>
<Text>mewn achos sy’n dod o fewn is-adran (1), yw’r person a oedd yn berchennog pan ddechreuodd yr Awdurdod gynnal y gweithrediadau y cyfeirir atynt yn yr is-adran honno;</Text>
</P4para>
</P4>
<P4 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/9/a/ii/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/9/a/ii" id="section-53-9-a-ii">
<Pnumber>ii</Pnumber>
<P4para>
<Text>mewn achos sy’n dod o fewn is-adran (2), yw’r person y rhoddwyd yr hysbysiad y cyfeirir ato yn yr is-adran honno iddo;</Text>
</P4para>
</P4>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/9/b/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/9/b" id="section-53-9-b">
<Pnumber>b</Pnumber>
<P3para>
<Text>mae ymchwiliadau i’w trin fel pe baent wedi arwain at gynnal gweithrediadau o dan adran 44 os dechreuodd yr Awdurdod gynnal y gweithrediadau o fewn 12 mis sy’n dechrau â’r diwrnod ar ôl cwblhau’r ymchwiliadau;</Text>
</P3para>
</P3>
<P3 DocumentURI="http://www.legislation.gov.uk/asc/2025/4/section/53/9/c/welsh" IdURI="http://www.legislation.gov.uk/id/asc/2025/4/section/53/9/c" id="section-53-9-c">
<Pnumber>c</Pnumber>
<P3para>
<Text>mae ymchwiliadau i’w trin fel pe baent wedi arwain at roi hysbysiad o dan adran 35 i berchennog ar dir os rhoddodd yr Awdurdod hysbysiad o dan yr adran honno i berchennog y tir o fewn 6 mis sy’n dechrau â’r diwrnod ar ôl cwblhau’r ymchwiliadau.</Text>
</P3para>
</P3>
</P2para>
</P2>
</P1para>
</P1></P1group></Chapter></Part></Body></Primary><Commentaries><Commentary Type="I" id="key-70400e2029acb4c77aabe0113913a4b8"><Para><Text>A. 53  ddim mewn grym ar y Cydsyniad Brenhinol, gweler <CitationSubRef id="n78a1da6b0391367e" SectionRef="section-92-3" URI="http://www.legislation.gov.uk/id/asc/2025/4/section/92/3" Operative="true">a. 92(3)</CitationSubRef></Text></Para></Commentary></Commentaries></Legislation>