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xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dct="http://purl.org/dc/terms/" source="#"><dc:identifier>http://www.legislation.gov.uk/asc/2026/5/section/11</dc:identifier><dc:title>Building Safety (Wales) Act 2026</dc:title><dc:language>en</dc:language><dc:publisher>Statute Law Database</dc:publisher><dc:modified>2026-06-22</dc:modified><dc:contributor>Expert Participation</dc:contributor><dct:valid>2026-04-28</dct:valid><ukm:PrimaryMetadata><ukm:DocumentClassification><ukm:DocumentCategory Value="primary"/><ukm:DocumentMainType Value="WelshParliamentAct"/><ukm:DocumentStatus Value="revised"/></ukm:DocumentClassification><ukm:Year Value="2026"/><ukm:Number Value="5"/><ukm:EnactmentDate Date="2026-04-27"/><ukm:ISBN Value="9780348114010"/><ukm:UnappliedEffects><ukm:UnappliedEffect AffectingNumber="5" AffectedProvisions="s. 11" Row="15" Type="coming into force" AffectedURI="http://www.legislation.gov.uk/id/asc/2026/5" RequiresApplied="true" AffectedTerritorialApplication="W" AffectedExtent="E+W" AffectingURI="http://www.legislation.gov.uk/id/asc/2026/5" URI="http://www.legislation.gov.uk/id/effect/key-b0d7c0b7c5b51e1436ebdad7bd50c9c4" AffectedNumber="5" AffectingClass="WelshParliamentAct" AffectingYear="2026" EffectId="key-b0d7c0b7c5b51e1436ebdad7bd50c9c4" Modified="2026-06-25T12:30:20Z" AffectedClass="WelshParliamentAct" AffectedYear="2026" RequiresWelshApplied="true" AffectingProvisions="s. 138(2)"><ukm:AffectedTitle>Building Safety (Wales) Act 2026</ukm:AffectedTitle><ukm:AffectedTitle xml:lang="cy">Deddf Diogelwch Adeiladau (Cymru) 2026</ukm:AffectedTitle><ukm:AffectedProvisions><ukm:Section Ref="section-11" URI="http://www.legislation.gov.uk/id/asc/2026/5/section/11">s. 11</ukm:Section></ukm:AffectedProvisions><ukm:AffectingTitle>Building Safety (Wales) Act 2026</ukm:AffectingTitle><ukm:AffectingTitle xml:lang="cy">Deddf Diogelwch Adeiladau (Cymru) 2026</ukm:AffectingTitle><ukm:AffectingProvisions><ukm:Section Ref="section-138-2" URI="http://www.legislation.gov.uk/id/asc/2026/5/section/138/2">s. 138(2)</ukm:Section></ukm:AffectingProvisions><ukm:InForceDates><ukm:InForce Applied="false" WelshApplied="false" Prospective="true" Qualification=""/></ukm:InForceDates></ukm:UnappliedEffect></ukm:UnappliedEffects></ukm:PrimaryMetadata><ukm:Notes><ukm:Note IdURI="http://www.legislation.gov.uk/id/asc/2026/5/section/11/notes" DocumentURI="http://www.legislation.gov.uk/asc/2026/5/section/11/notes"/><ukm:Alternatives><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2026/5/pdfs/ascen_20260005_we.pdf" Date="2026-05-22" Title="Explanatory Note" TitleWelsh="Nodiadau Esboniadol - Welsh" Size="2726839" Language="Welsh"/><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2026/5/pdfs/ascen_20260005_mi.pdf" Date="2026-05-22" Title="Explanatory Note - Mixed Language" TitleWelsh="Explanatory Note - Mixed Language" Size="4566700" Language="Mixed"/><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2026/5/pdfs/ascen_20260005_en.pdf" Date="2026-05-22" Title="Explanatory Note - English" Size="3600739"/></ukm:Alternatives></ukm:Notes><ukm:Alternatives><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2026/5/pdfs/asc_20260005_we.pdf" Date="2026-05-15" Size="3365606" Language="Welsh" Print="false"/><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2026/5/pdfs/asc_20260005_en.pdf" Date="2026-05-15" Size="4156974" Print="false"/><ukm:Alternative URI="http://www.legislation.gov.uk/asc/2026/5/pdfs/asc_20260005_mi.pdf" Date="2026-05-15" Size="5567976" Language="Mixed" Print="true"/></ukm:Alternatives><ukm:Statistics><ukm:TotalParagraphs Value="201"/><ukm:BodyParagraphs Value="156"/><ukm:ScheduleParagraphs Value="45"/><ukm:AttachmentParagraphs Value="0"/><ukm:TotalImages Value="0"/></ukm:Statistics></proprietary></meta><body eId="body"><part eId="part-1"><num>PART 1</num><heading>SAFETY OF BUILDINGS CONTAINING TWO OR MORE RESIDENTIAL UNITS</heading><chapter eId="part-1-chapter-2"><num>CHAPTER 2</num><heading>KEY TERMS</heading><hcontainer name="crossheading" ukl:Name="Pblock" eId="part-1-chapter-2-crossheading-accountable-persons-principal-accountable-persons-and-common-parts"><heading>Accountable persons, principal accountable persons and common parts</heading><section eId="section-11" uk:target="true"><num>11</num><heading>Determinations by residential property tribunal</heading><subsection eId="section-11-1"><num>(1)</num><intro><p>An interested person may apply to a residential property tribunal for a determination, as regards a regulated building, of any of the following—</p></intro><level class="para1" eId="section-11-1-a"><num>(a)</num><content><p>the person or persons who are accountable persons for the building;</p></content></level><level class="para1" eId="section-11-1-b"><num>(b)</num><content><p>the person who is the principal accountable person for the building;</p></content></level><level class="para1" eId="section-11-1-c"><num>(c)</num><content><p>the part of the building for which any accountable person for the building is responsible (see section 16).</p></content></level></subsection><subsection eId="section-11-2"><num>(2)</num><content><p>If, on an application under subsection (1)(b), it appears to the tribunal that there is more than one accountable person within section 9(3), the principal accountable person is such one of those accountable persons as the tribunal considers appropriate.</p></content></subsection><subsection eId="section-11-3"><num>(3)</num><intro><p>In this section “<term refersTo="#term-interested-person" eId="term-interested-person">interested person</term>” means—</p></intro><level class="para1" eId="section-11-3-a"><num>(a)</num><content><p>the building safety authority for the building,</p></content></level><level class="para1" eId="section-11-3-b"><num>(b)</num><content><p>a person who holds a legal estate in the common parts of the building or any part of them (or who claims to hold such an estate), or</p></content></level><level class="para1" eId="section-11-3-c"><num>(c)</num><content><p>a person who is under a relevant repairing obligation in relation to the common parts of the building or any part of them (or who claims to be under such an obligation).</p></content></level></subsection><subsection eId="section-11-4"><num>(4)</num><intro><p>Any person may apply to a residential property tribunal for a determination, as regards a regulated building, that—</p></intro><level class="para1" eId="section-11-4-a"><num>(a)</num><content><p>the person is not an accountable person for the building, or</p></content></level><level class="para1" eId="section-11-4-b"><num>(b)</num><content><p>the person is not the principal accountable person for the building.</p></content></level></subsection></section></hcontainer></chapter></part></body></act></akomaNtoso>