i.e. Consent under section 17 of the Planning (Hazardous Substances) Act 19901 (revocation of hazardous substances consent on change of control of land).
Cydsyniad o dan adran 17 Deddf Cynllunio (Sylweddau Peryglus) 1990 (dirymu cydsyniad sylweddau peryglus yn sgil newid i reolaeth tir).