Mae adolygiad o’r ddeddfwriaeth wedi’i gynnal hefyd ac mae opsiynau ar gyfer deddfwriaeth newydd yn cael eu hystyried gallai sefydlu trefn reoli fwy cadarn fyddai yn rhoi mwy o sicrwydd i’r cyhoedd ynghylch y risg o domeni rwbel.
A review of existing legislation has also been carried out and options for new legislation are being considered that could establish a more robust management regime that can provide greater public assurance about the risk from spoil tips.