5.1.3. Eggs may be graded only if:(1) they are free of odours not occurring in healthy eggs;
(2) they are not mouldy;
(3) they are not in a state of incubation and they have not been in an incubator;
(4) they are free of defects other than those listed in Schedule 5.A;
(5) they are free of any pathogenic microorganism;
(6) they are not obtained by the slaughter of domestic hens;
(7) they meet the minimum standards prescribed for grade “Canada C” of Schedule 5.A.