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When you join the Retirement System, you are assigned to a tier depending on your date of membership.
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Your tier determines:
- Your eligibility for service or disability retirement benefits;
- The formula used in the calculation of your benefits;
- Death benefit coverage;
- Service crediting; and
- Whether you must contribute toward your benefits.
If you joined the Employees’ Retirement System on or after April 1, 2012, you are in Tier 6.