Maryland Code, Criminal Law § 3-206

(d)(1) To be found guilty of reckless endangerment under § 3-204 of this subtitle, a defendant must be charged specifically with reckless endangerment.

(2) A charging document for reckless endangerment under § 3-204 of this subtitle is sufficient if it substantially states:

“(name of defendant) on (date) in (county) committed reckless endangerment in violation of § 3-204 of the Criminal Law Article against the peace, government, and dignity of the State.”.

(3) If more than one individual is endangered by the conduct of the defendant, a separate charge may be brought for each individual endangered.

(4) A charging document containing a charge of reckless endangerment under § 3-204 of this subtitle may:

(5) If the general form of charging document described in paragraph (2) of this subsection is used to charge reckless endangerment under § 3-204 of this subtitle in a case in the circuit court, the defendant, on timely demand, is entitled to a bill of particulars.