Sec. 43a.
(1) The contributions of a member who contributes to the member investment plan must be deducted by the employer and remitted as employer contributions to the retirement system pursuant to section 42. A member who contributes to the member investment plan is entitled to the benefits provided in sections 43b and 43c.
(2) Except as otherwise provided in subsection (7), a member who first became a member on or before December 31, 1989 and who elected or elects on or before December 31, 1989 to contribute to the member investment plan shall contribute 3.9% of the member's compensation to the member investment plan.
(3) Except as otherwise provided in subsection (7), a member who first became a member on or before December 31, 1986 but did not perform membership service between December 31, 1986 and January 1, 1990, and who returns to membership service on or after January 1, 1990 and before July 1, 2008, shall make the contributions described in subsection (5).
(4) Except as otherwise provided in subsection (7), a member who first became a member on or after January 1, 1990 and before July 1, 2008 shall make the contributions described in subsection (5).
(5) Except as otherwise provided in subsection (7), a member who first became a member on or after January 1, 1990 and before July 1, 2008 shall contribute the following amounts to the member investment plan:
| Member's annual school fiscal | Amount payable to the member |
| year earned compensation | investment plan |
| Not over $5,000.00 | 3% of member's compensation |
| Over $5,000.00 but not over | $150.00, plus 3.6% of the |
| $15,000.00 | excess over $5,000.00 |
| Over $15,000.00 | $510.00, plus 4.3% of the excess |
| over $15,000.00 |
| Member's annual school | Amount payable to the member |
| fiscal year earned compensation | investment plan |
| Not over $5,000.00 | 3% of member's compensation |
| Over $5,000.00 but not over | $150.00, plus 3.6% of excess |
| $15,000.00 | over $5,000.00 |
| Over $15,000.00 | $510.00, plus 6.4% of the |
| excess over $15,000.00 |
(8) A member who first became a member on or after February 1, 2018 shall contribute his or her normal cost contribution amounts to the member investment plan as described in section 41b(3).
History: Add. 1985, Act 91, Imd. Eff. July 10, 1985 ;-- Am. 1989, Act 194, Imd. Eff. Aug. 25, 1989 ;-- Am. 1990, Act 298, Eff. Mar. 28, 1991 ;-- Am. 2002, Act 94, Imd. Eff. Mar. 27, 2002 ;-- Am. 2007, Act 111, Imd. Eff. Oct. 1, 2007 ;-- Am. 2012, Act 300, Imd. Eff. Sept. 4, 2012 ;-- Am. 2017, Act 92, Imd. Eff. July 13, 2017
Compiler's Notes: Enacting section 2 of Act 300 of 2012 provides:"Enacting section 2. (1) If the office of retirement services in the department of technology, management, and budget receives notification from the United States internal revenue service that any section or any portion of a section of this amendatory act will cause the retirement system to be disqualified for tax purposes under the internal revenue code, then the portion that will cause the disqualification does not apply."(2) The provisions of this amendatory act are severable. If any part of this amendatory act is declared invalid or unconstitutional, that declaration shall not affect the remaining part of this amendatory act."
Popular Name: Act 300