In April to December 2022, the monthly tax due on non-residential transactions was above the monthly average (calculated since April 2018) for most of the time.
Ar gyfer trafodiadau preswyl, gostyngodd y dreth oedd yn ddyledus ar gyfer Hydref i Ragfyr 2022 o’r gwerth chwarterol uchaf a welwyd hyd yma yng Ngorffennaf i Fedi 2022.