THEFT

(1) Everyone commits an offence who
(a) steals

(i) anything sent by post, after it is deposited at a post office and before it is delivered, or after it is delivered but before it is in the possession of the addressee or of a person who may reasonably be considered to be authorized by the addressee to receive mail,
(ii) a bag, sack or other container or covering in which mail is conveyed, whether or not it contains mail, or
(iii) a key suited to a lock adopted for use by the Canada Post Corporation;