you completed a pre-acceptance questionnaire in relation to a mixture of fines before 1 April 2018 in accordance with paragraphs 6.5.1 and 6.5.2 of Excise Notice LFT1, and
os ydych wedi llenwi holiadur cyn derbyn mewn perthynas â chymysgedd o ronynnau mân cyn 1 Ebrill 2018 yn unol â pharagraffau