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Arizona PSPRS Tier 1

This page documents how FinZot models the Arizona PSPRS Tier 1 defined benefit pension plan.

Who this plan covers: Public safety members of Arizona Public Safety Personnel Retirement System, before January 1, 2012: became a member of PSPRS.

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

FieldValue
Contribution Rate7.65% 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 >= 20 OR(service_credits >= 15 AND(commencement_age_months - 1) >= 62 * 12)

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

service_credits >= 20 OR(service_credits >= 15 AND(commencement_age_months - 1) >= 62 * 12)

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 Averaged3

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

IF(service_credits <= 0, 0,(CASE
WHEN service_credits >= 25 THEN MIN(0.80, 0.50 + 0.025 *(service_credits - 20))
WHEN service_credits >= 20 THEN 0.50 + 0.02 *(service_credits - 20)
ELSE MAX(0, 0.50 *(1 - 0.04 *(20 - service_credits)))
END) / service_credits)

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 * IF(years_since_retirement = 1, IF(commencement_month >= 7, 1 + MIN(0.02, MAX(0, inflation_rate)) *(19 - commencement_month) / 12,(1 + MIN(0.02, MAX(0, inflation_rate)) *(7 - commencement_month) / 12) *(1 + MIN(0.02, MAX(0, inflation_rate)))), 1 + MIN(0.02, MAX(0, inflation_rate)))

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.

Whether a Arizona PSPRS Tier 1 employer participates in Social Security varies from employer to employer, so FinZot does not assume either way. Check a pay stub for a Social Security (OASDI) deduction and set it on the income stream.


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.