The Chief Veterinary Officer for Wales has told ITV News that farmers will be able to bury their dead animals in 'certain areas' of Wales where no other option is available.
Dr Christianne Glossop says that farmers will have to contact a 'fallen stock collector' before they can be aprroved to dispose of their own dead animals.
The law relaxations will come into force from midnight.
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Welsh Secretary Stephen Crabb has launched an attack on Labour leader Ed Miliband, saying he "doesn't give a toss about Wales".