For July to September 2024, the 5 landfill site operators paying the most tax accounted for 97% of the total tax due, the highest quarterly percentage seen to date.
Ar gyfer Hydref i Ragfyr 2024, roedd y 5 gweithredwr safle tirlenwi oedd yn talu’r swm mwyaf o dreth i gyfrif am 97% yr holl dreth a dalwyd, ffigwr is na'r 5 chwarter blaenorol.