Datganiad Ysgrifenedig: Canllawiau Statudol ac Anstatudol ar gyfer Prif Gynghorau yng Nghymru – darpariaethau ategol yn Neddf Llywodraeth Leol 2000, Mesur Llywodraeth Leol (Cymru) 2011 a Deddf Llywodraeth Leol ac Etholiadau (Cymru) 2021
Written Statement: Statutory and Non-Statutory Guidance for Principal Councils in Wales – supporting provisions within the Local Government Act 2000, the Local Government (Wales) Measure 2011 and the Local Government and Elections (Wales) Act