An authorised landfill site operator must complete this application form if they wish to claim tax relief for the use of material in site restoration work.
Mae’n rhaid i weithredwr safle tirlenwi awdurdodedig lenwi’r ffurflen gais hon os yw’n bwriadu hawlio rhyddhad treth ar gyfer defnyddio deunydd wrth wneud gwaith adfer safle.