Maryland Code, Education § 15-106.9

(a) In this section, “residency requirement” means the requirement of a public senior higher education institution for a student to have resided in the State for 12 consecutive months to be considered a resident and receive in-State tuition status.

(b) For in-State tuition purposes, a public senior higher education institution shall waive the in-State residency requirement for an individual who has completed:

(c) A student is responsible for the difference between in-State and out-of-state tuition if the student does not retain residence in the State for the remainder of the school year for which in-State tuition was received.