Maryland Code, Housing and Community Development § 16-401

(i) the elimination of more than two employee positions assigned to perform bargaining unit work if the positions are authorized, fully funded, and either vacant for less than 90 calendar days or occupied at the time the Montgomery Commission solicits a service contract;

(ii) a permanent and involuntary reduction below the number of hours for regular full-time employment for more than five employees currently assigned to a regular full-time work schedule to perform bargaining unit work when the Montgomery Commission solicits a service contract;

(iii) a permanent and involuntary reduction in the pay grade for more than five employees currently assigned to a regular full-time work schedule to perform bargaining unit work when the Montgomery Commission solicits a service contract; or

(iv) a permanent and involuntary reduction in the base pay or fringe benefits otherwise applicable to a job classification covering more than five employees currently assigned on a full-time basis to perform bargaining unit work when the Montgomery Commission solicits a service contract.

(i) a bona fide disciplinary proceeding;

(ii) a collective bargaining agreement then applicable in accordance with § 16-312 of this title; or

(iii) a reallocation or reassignment to other bargaining unit work or other duties that does not result in a change in job classification or grade.