Contribution Rates Effective July 1, 2026 to June 30, 2027
At its August 6, 2025 meeting, the Retirement Board reviewed the actuary’s valuation report for the year ending December 31, 2024, and accepted the recommended employer and member contribution rates, which will become effective on July 1, 2026.
The Contra Costa County Board of Supervisors is anticipated to adopt the recommended rates at their upcoming board meeting. The contribution rate packet below has member and employer contribution rates for the period July 1, 2026, through June 30, 2027.