The WRA has set out how it has continued to evolve its Welsh way of doing tax – by proactively engaging and supporting people to pay the correct amount of tax at the right time.
Mae ACC wedi nodi sut y mae wedi parhau i esblygu ei ffordd Gymreig o drethu - drwy ymgysylltu'n rhagweithiol a chefnogi pobl i dalu'r swm cywir o dreth ar yr adeg gywir.