Fla. Stat. § 121.081
Conditions under which past service or prior service may be claimed and credited are:
(h) The following provisions apply to the purchase of past service:
1. Notwithstanding any of the provisions of this subsection, past-service credit may not be purchased under this chapter for any service that is used to obtain a benefit from any local retirement system.
2. A member may not receive past service credit under paragraphs (a), (b), (e), or (f) for any leaves of absence without pay, except that credit for active military service leaves of absence may be claimed under paragraphs (a), (b), and (f), in accordance with s. 121.111(1).
3. If a member does not desire to receive credit for all of his or her past service, the period the member claims must be the most recent past service prior to his or her participation in the Florida Retirement System.
4. The cost of past service purchased by an employing agency for its employees may be amortized over such period of time as is provided in the agreement, but not to exceed 15 years, calculated in accordance with rule 60S-1.007(5)(f), Florida Administrative Code.
5. The retirement account of each member for whom past service is being provided by his or her employer shall be credited with all past service the employer agrees to purchase as soon as the agreement between the employer and the department is executed. Pursuant thereto:
a. Each such member's account shall also be posted with the total contribution his or her employer agrees to make in the member's behalf for past service earned prior to October 1, 1975, excluding those contributions representing the employer's matching share and the compound interest calculation on the total contribution. However, a portion of any contributions paid by an employer for past service credit earned on and after October 1, 1975, may not be posted to a member's account.
b. A refund of contributions payable after an employer has made a written agreement to purchase past service for employees of the covered group shall include contributions for past service which are posted to a member's account. However, contributions for past service earned on and after October 1, 1975, are not refundable.
2(i) An employee of a state agency who was a member of a state-administered retirement system and who was granted educational leave with pay pursuant to a written educational leave-with-pay policy may claim such period of educational leave as past service subject to the following conditions:
1. The educational leave must have occurred prior to December 31, 1971;
2. The member must have completed at least 10 years of creditable service excluding the period of the educational leave;
3. The employee must have returned to employment with a state agency employer who participated in the retirement system, which return was immediately upon termination of the educational leave, and must have remained on the employer's payroll for at least 1 calendar month following the return to employment;
4. The employee must be a member of the Florida Retirement System at the time he or she claims such service;
5. Not more than 24 months of creditable service may be claimed for such period of educational leave with pay;
6. The service must not be claimed under any other state or federal retirement system; and
7. The member must pay to the retirement trust fund for claiming such past-service credit an amount equal to 8 percent of his or her gross annual salary immediately prior to the educational leave with pay for each year of past service claimed, plus 4 percent interest thereon compounded annually each June 30 from the first year of service claimed until July 1, 1975, and 6.5 percent interest thereafter on the unpaid balance compounded annually each June 30 until paid.
(2) Prior service, as defined in s. 121.021(19), may be claimed as creditable service under the Florida Retirement System after a member has been reemployed for 1 complete year of creditable service within a period of 12 consecutive months, except as provided in paragraph (c). Service performed as a participant of the optional retirement program for the State University System under s. 121.35 or the Senior Management Service Optional Annuity Program under s. 121.055 may be used to satisfy the reemployment requirement of 1 complete year of creditable service. The member shall not be permitted to make any contributions for prior service until after completion of the 1 year of creditable service. If a member does not wish to claim credit for all of his or her prior service, the service the member claims must be the most recent period of service. The required contributions for claiming the various types of prior service are:
(f) The employer may not be required to make contributions for prior service credit for any member, except that the employer shall pay the employer portion of contributions for any legislator who elects to withdraw from the Florida Retirement System and later rejoins the system and pays any employee contributions required in accordance with s. 121.052(3)(d).
(i) An employee of a state agency who was a member of a state-administered retirement system and who was granted educational leave with pay pursuant to a written educational leave-with-pay policy may claim such period of educational leave as past service subject to the following conditions:
1. The educational leave must have occurred prior to December 31, 1971;
2. The member must have completed at least 6 years of creditable service excluding the period of the educational leave;
3. The employee must have returned to employment with a state agency employer who participated in the retirement system, which return was immediately upon termination of the educational leave, and must have remained on the employer's payroll for at least 1 calendar month following the return to employment;
4. The employee must be a member of the Florida Retirement System at the time he or she claims such service;
5. Not more than 24 months of creditable service may be claimed for such period of educational leave with pay;
6. The service must not be claimed under any other state or federal retirement system; and
7. The member must pay to the retirement trust fund for claiming such past-service credit an amount equal to 8 percent of his or her gross annual salary immediately prior to the educational leave with pay for each year of past service claimed, plus 4 percent interest thereon compounded annually each June 30 from the first year of service claimed until July 1, 1975, and 6.5 percent interest thereafter on the unpaid balance compounded annually each June 30 until paid.
1Note.--Section 10, ch. 2000-347, provides that "[i]t is the intent of the Legislature that the amendments to ss. 112.362, 121.021, 121.051, 121.0515, 121.081, 121.091, 121.121, and 287.16, Florida Statutes, made by this act are intended to be supplemental to other amendments to said sections which may be enacted at the 2000 Regular Session of the Legislature, unless a contrary intent is specifically indicated herein or in such other amendments."
2Note.--Section 9, ch. 2000-169, amended paragraph (1)(i), effective July 1, 2001, to read:
History.--s. 8, ch. 70-112; s. 27, ch. 71-355; s. 1, ch. 72-168; s. 1, ch. 74-158; s. 5, ch. 74-302; s. 1, ch. 75-260; s. 2, ch. 76-226; s. 3, ch. 77-469; s. 5, ch. 79-377; s. 7, ch. 80-242; s. 2, ch. 80-243; s. 4, ch. 81-214; s. 9, ch. 84-266; s. 5, ch. 85-246; s. 12, ch. 88-382; s. 6, ch. 92-122; s. 772, ch. 95-147; s. 8, ch. 98-138; s. 36, ch. 99-255; s. 10, ch. 99-392; s. 9, ch. 2000-169; s. 5, ch. 2000-347.