What about magazines? Can retired Leo's buy, in state of Maryland. twenty or thirty rounds magazines.
Yes (4-305 of the Maryland Criminal Code annotated)
§ 4-305. Detachable magazines -- Prohibited
(a) Scope of section. -- This section does not apply to:
(1) a .22 caliber rifle with a tubular magazine; or
(2) a law enforcement officer or a person who retired in good standing from service with a law enforcement agency of the United States, the State, or any law enforcement agency in the State.
(b) Prohibited. -- A person may not manufacture, sell, offer for sale, purchase, receive, or transfer a detachable magazine that has a capacity of more than 10 rounds of ammunition for a firearm.
And is there a waiting period for retired Leo's to buy a hand gun
Yes, they still have the waiting period, 77R, and 4473. They are not required to have an HQL.
(5-117.1(a)(2) of the Public Safety Code Annotated)
§ 5-117.1. Handgun qualification license required for purchase of handguns.
(a) Exclusions. -- This section does not apply to:
(1) a licensed firearms manufacturer;
(2) a law enforcement officer or person who is retired in good standing from service with a law enforcement agency of the United States, the State, or a local law enforcement agency of the State;
(3) a member or retired member of the armed forces of the United States or the National Guard; or
(4) a person purchasing, renting, or receiving an antique, curio, or relic firearm, as defined in federal law or in determinations published by the Bureau of Alcohol, Tobacco, Firearms and Explosives.