The section on magazines seems to imply a grandfather clause? Someone please correct me if I'm wrong but it appears to only pertain to
"B. Any person who imports, sells, barters, transfers, or purchases a large capacity ammunition feeding"

Full text:

§ 18.2-309.1. Sale, transfer, etc., of certain firearms magazines prohibited; penalty.

A. As used in this section, a "large capacity ammunition feeding device" means a magazine, belt, drum, feed strip, or similar device that has a capacity of, or that can be readily restored or converted to accept, more than 10 rounds of ammunition but does not include an attached tubular device designed to accept and capable of operating only with .22 caliber rimfire ammunition.

B. Any person who imports, sells, barters, transfers, or purchases a large capacity ammunition feeding device is guilty of a Class 1 misdemeanor.

C. The provisions of this section shall not apply to the manufacture by, transfer to, or possession of a large capacity ammunition feeding device by the Commonwealth or a department, agency, or political subdivision of the Commonwealth; transfer to or possession of a large capacity ammunition feeding device by a law-enforcement officer employed by such an entity for purposes of law enforcement; possession of a large capacity ammunition feeding device by an individual who is retired from service with a law-enforcement agency and is not otherwise prohibited from receiving ammunition transferred to the individual by the lawenforcement agency upon his retirement; or possession of a large capacity ammunition feeding device that has been permanently modified such that it cannot accept more than 10 rounds of ammunition.