if you live in BC and have a valid PAL/RPAL you can purchase and use body armour.
Here are the listed “exemptions” under B.C.’s Body Armour Control Act:
Exemptions
2 (1) Section 2 (2) of the Act does not apply to a person described in section 2 (3) (a) or (b) of the Act when the person is not in the course of employment for the period during which the person holds a licence referred to, and is employed to perform work described, in section 2 (3) (a) or (b) of the Act.
(2) For the purposes of section 2 (3) (c) of the Act, section 2 (2) of the Act does not apply to a person for the period during which the person
(a) is employed as a peace officer,
(b) is employed by the government, a government corporation, as defined in the Financial Administration Act, the government of Canada or a local authority, if wearing body armour is required or allowed in the course of the person’s employment,
(c) is employed as a security guard at a gaming facility, as defined in the Gaming Control Act, and registered as a gaming worker under that Act, or
(d) is an individual who holds a valid licence issued under the Firearms Act (Canada) authorizing the individual to acquire or possess a firearm.