Md. Code, Environment § 7–108

(a) Unless it is renewed for another term, a facility permit expires on the expiration date the Department specifies at the time of issuance or renewal.

(b) Subject to § 7-110 of this subtitle, the Department may deny renewal of a facility permit if the permit holder:

(1) Has violated any appropriate law, regulation, order, or permit condition;

(2) Has failed to pay to the Department the renewal fee set by the Department; or

(3) Has failed to submit to the Department a renewal application on the form the Department requires.