The WRA is responsible for the collection and management of the first two devolved Welsh taxes, Land Transaction Tax and Landfill Disposal Tax.
Mae ACC yn gyfrifol am gasglu a rheoli’r ddwy dreth gyntaf sydd wedi’u datganoli i Gymru, sef y Dreth Trafodiadau Tir a’r Dreth Gwarediadau Tirlenwi.