A. 
Eligibility. An employee who is a member of the eligible class of employees shall be eligible for plan participation, provided that he agrees to make the mandatory contributions as set forth in § 91-21.
B. 
Eligible class of employees. Employees of the employer who are employed as police officers on a regularly scheduled, full time basis shall be eligible to be covered under the plan. Any police officer employed as a temporary, special, part-time, or permanent part-time officer of the employer shall not be considered a member of the eligible class of employees.
C. 
Entry date. An eligible employee shall participate in the plan on the first day he performs one hour of service.
A participant shall continue to be an active participant of the plan so long as he is a member of the eligible class of employees. He shall become an inactive participant immediately if he ceases to be a member of the eligible class of employees or terminates employment. He shall cease participation completely upon the later of his receipt of a total distribution of his nonforfeitable accrued benefit under the plan or the forfeiture of the nonvested portion of the accrued benefit.
A. 
If a participant becomes an inactive participant, because he is no longer a member of the eligible class of employees; such inactive participant shall become an active participant immediately upon returning to the eligible class of employees. In the event an employee who is not a member of an eligible class of employees becomes a member of an eligible class, such employee shall participate immediately.
B. 
If a participant incurs a break in service, he shall become an active participant immediately upon returning to employment.