City of Baltimore
Baltimore City Code

§ 11-2. Possession to commit crime prohibited.

No person shall knowingly possess or have under his control any device, instrument, or article listed herein, with purpose to do any unlawful act:

(1) detached ignition switch;

(2) jumper wire device;

(3) key cutter;

(4) slidehammer;

(5) slim-jim; or

(6) any other device, instrument, or article commonly used, designed, or specially adapted for criminal use.