# State Personnel and Pensions (GSP)

## Title 22. Employees' and Teachers' Retirement Systems

### Subtitle 3. Service Credit

#### Section 22-308

(a) Creditable service on which the allowance of a member is based consists of:

  (1) eligibility service, except as provided in subsection (b) of this section; and

  (2) credit for unused sick leave as provided in Sec. 20-206 of this article.

(b)

  (1) Except as provided in paragraph (2) of this subsection, a member's creditable service for a period of regular part-time employment equals the member's actual employment during that period.

  (2) Subject to paragraph (3) of this subsection, a member's creditable service for a period of regular part-time employment equals the member's eligibility service for that period if:

    (i) the medical board determines that the member's part-time employment is a result of a medically determined disability that prevents full-time work; and

    (ii) the member then elects to make the contributions for full-time employment required by Sec. 22-214 of this title.

  (3) Except to the extent that a disability was aggravated after a member's enrollment, paragraph (2) of this subsection does not apply to a disability incurred before a member's enrollment.

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Md. Code Ann., State Pers. & Pens. (as displayed at mgaleg.maryland.gov, October 16, 2026)