TRS Texas Membership Tiers 1 Through 6 — Which Rules Apply to You

Why Your Tier Changes Everything

TRS assigns every member to one of six tiers based on when they entered the system and whether they met grandfathering criteria at specific legislative cutoff dates. Your tier determines three things that directly affect your retirement: when you can retire with an unreduced benefit, how your final average salary is calculated, and whether you qualify for the Partial Lump-Sum Option.

Applying the wrong tier's rules to your situation can lead to a retirement date that's years off, a benefit estimate that doesn't match reality, or a PLSO expectation that evaporates when you file.

Tier 1: The Most Favorable Rules

Who qualifies: Entered TRS before September 1, 2007; grandfathered as of August 31, 2005; and had at least 5 years of service credit by August 31, 2014.

Grandfathered status (2005 test): You were grandfathered if, by August 31, 2005, you had reached age 50, your age plus service totaled at least 70, or you had accumulated at least 25 years of service credit.

Unreduced retirement: Rule of 80 with no minimum age, or age 65 with 5 years of service.

Salary averaging: Highest 3 annual salaries.

PLSO eligibility: Available at normal unreduced retirement.

Early retirement: Available at age 55 with 5+ years. Subsidized reduction factors preserve 90-98% of the standard annuity between ages 55-59.

Tier 1 members have the most flexibility and the most generous benefit structure in the entire system.

Tier 2: Rule of 80, But Higher Salary Averaging

Who qualifies: Entered before September 1, 2007; not grandfathered as of August 31, 2005; and had at least 5 years of service credit by August 31, 2014.

Unreduced retirement: Rule of 80 with no minimum age, or age 65 with 5 years of service.

Salary averaging: Highest 5 annual salaries (not 3).

PLSO eligibility: Rule of 90 (age + service = 90) — stricter than Tier 1.

The shift from highest-3 to highest-5 salary averaging can reduce your benefit if your top 3 earning years were significantly higher than years 4 and 5.

Tiers 3 and 4: The Age 60 Floor

Tier 3: Entered September 1, 2007 through August 31, 2011; not grandfathered; at least 5 years of service by August 31, 2014.

Tier 4: Held grandfathered status from 2005 but fell into this category due to re-entry or placement rules after August 31, 2014.

Unreduced retirement: Rule of 80 AND minimum age 60, or age 65 with 5 years of service.

Salary averaging: Highest 5 annual salaries.

PLSO eligibility: Rule of 90.

This is the tier bracket that creates the most frustration. A Tier 3 member who hits age 57 plus 23 years of service has reached the Rule of 80 — but faces an actuarial reduction if they retire before 60. Three more years of work, or a permanent cut to every check for the rest of their life.

Tiers 5 and 6: The Strictest Thresholds

Tier 5: Entered September 1, 2011 through August 31, 2014; not grandfathered; fewer than 5 years of service by August 31, 2014.

Tier 6: Entered on or after September 1, 2014.

Unreduced retirement: Rule of 80 AND minimum age 62, or age 65 with 5 years of service.

Salary averaging: Highest 5 annual salaries.

PLSO eligibility: Rule of 90.

Tier 5 and 6 members face the longest wait. Hitting the Rule of 80 at age 56 means six more years until unreduced eligibility. Early retirement at 55 is available, but with unsubsidized actuarial reductions that can cut the benefit by up to 53%.

How to Verify Your Tier

Your tier is printed on your MyTRS Annual Statement. If you're not sure whether you meet the grandfathering criteria, look at your employment start date with your first TRS-covered employer and check whether you met any of the three August 31, 2005 criteria (age 50, age+service = 70, or 25 years of service).

Getting this wrong is expensive. The Texas TRS Retirement Guide includes a tier verification walkthrough and maps each tier's specific rules to the forms, deadlines, and elections you'll face during the retirement application process.

See more Texas guides →