Md. Code, Correctional Services § 9–507

(a) The provisions of this section and §§ 9–508 through 9–514 of this subtitle do not apply to:

(1) the Baltimore City Detention Center;

(2) the Mayor and City Council of Baltimore; or

(3) the public roads of Baltimore City.

(b) Each male incarcerated individual of a State or local correctional facility may be required to work on public roads in accordance with §§ 9–508 through 9–514 of this subtitle.