Md. CRIMINAL LAW Code Ann. § 2-201 (2014)

§ 2-201. Murder in the first degree

(a) In general. — A murder is in the first degree if it is:

(1) a deliberate, premeditated, and willful killing;

(2) committed by lying in wait;

(3) committed by poison; or

(4) committed in the perpetration of or an attempt to perpetrate:

(i) arson in the first degree;

(ii) burning a barn, stable, tobacco house, warehouse, or other outbuilding that:

1. is not parcel to a dwelling; and

2. contains cattle, goods, wares, merchandise, horses, grain, hay, or tobacco;

(iii) burglary in the first, second, or third degree;

(iv) carjacking or armed carjacking;

(v) escape in the first degree from a State correctional facility or a local correctional facility;

(vi) kidnapping under § 3-502 or § 3-503(a)(2) of this article;

(vii) mayhem;

(viii) rape;

(ix) robbery under § 3-402 or § 3-403 of this article;

(x) sexual offense in the first or second degree;

(xi) sodomy; or

(xii) a violation of § 4-503 of this article concerning destructive devices.

(b) Penalty. —

(1) A person who commits a murder in the first degree is guilty of a felony and on conviction shall be sentenced to:

(i) imprisonment for life without the possibility of parole; or

(ii) imprisonment for life.

(2) Unless a sentence of imprisonment for life without the possibility of parole is imposed in compliance with § 2-203 of this subtitle and § 2-304 of this title, the sentence shall be imprisonment for life.