Wales' Natural Resources Minister has also said he is extending the temporary situation where farmers are allowed to bury dead livestock on their land in certain parts of Wales for another week.
They will now be able to do so until midnight on Tuesday 23 April.
Rules were originally relaxed for a week, from 2 April, and this is the second time it has been extended.
He has made changes to the areas - those most badly affected by heavy snow - covered by the relaxation of normal laws.
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We had a few wintry flurries today, with snow falling over higher ground. It will dry out overnight, but frost and ice will form in places.
Campaigners hit out at a north Wales council after councillors backed plans to be the first in Wales with four-weekly bin collections.
A major crime review team raised concerns around the initial investigation, and the document was "a trigger" for the Surrey Police probe.