http://www.legislation.gov.uk/anaw/2017/1/schedule/7/paragraph/52/welshDeddf Treth Trafodiadau Tir a Gwrthweithio Osgoi Trethi Datganoledig (Cymru) 2017cyStatute Law Database2024-05-15Expert Participation2022-09-09ATODLEN 7PARTNERIAETHAURHAN 10DEHONGLII1I252TrefniadauYn yr Atodlen hon mae i “trefniadau” yr ystyr a roddir gan adran 31(3).