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Michigan MPSERS (Pension Plus)

This page documents how FinZot models the Michigan MPSERS (Pension Plus) defined benefit pension plan.

Who this plan covers: General and education members of Michigan Public School Employees’ Retirement System, on or after July 1, 2010 and before February 1, 2018: first day worked for an MPSERS reporting unit.

Employee contributions are the portion of salary that the employee pays into the pension fund.

FieldValue
Contribution Rate5.7% of salary
Tax TreatmentPre-tax (reduces taxable income)

Vesting determines when an employee has earned the right to receive pension benefits. The following formula must evaluate to TRUE for the employee to be vested:

service_credits >= 10

Retirement eligibility determines when an employee can begin receiving pension payouts. The following formula must evaluate to TRUE:

commencement_age_months > 720 AND service_credits >= 10

Formula Variables:

  • service_credits: Years of credited service
  • commencement_age: Age when pension payments commence

The annual pension benefit is calculated as:

Annual Benefit = Final Compensation × Benefit Factor × Service Credits

Final compensation is the salary figure used in the benefit calculation, typically an average of the employee’s highest-earning years.

FieldValue
MethodHighest Consecutive Years
Years Averaged5

The benefit factor is a percentage multiplier that typically varies based on retirement age. Higher ages generally yield higher factors.

0.015

Formula Variables:

  • commencement_age: Age when pension payments commence
  • service_credits: Years of credited service

The COLA formula determines how pension benefits grow over time after retirement to keep pace with inflation.

current_pension_benefit

Formula Variables:

  • initial_pension_benefit: The annual benefit amount at retirement
  • years_since_retirement: Number of years since retirement began

Pension payouts from this plan are taxable as ordinary income.

Michigan MPSERS (Pension Plus) members generally pay into Social Security alongside the pension, so a job with this plan is treated as covered and earns Social Security credits normally.


Note: FinZot’s pension estimates are for planning purposes only and may not reflect all plan provisions. For official benefit estimates, contact your plan administrator.