However, please note that the LDT requirements do not replace your obligations in relation to the written description under environmental law.
Fodd bynnag, nodwch nad yw gofynion y Dreth Gwarediadau Tirlenwi’n disodli eich rhwymedigaethau mewn perthynas â'r disgrifiad ysgrifenedig o dan gyfraith yr amgylchedd.