Special Notice / Hearing: None__
Vote Required: Majority
To: Honorable Board of Supervisors
From: Sandie Arnott, Treasurer-Tax Collector
Subject: Approving the 2026 San Mateo County Investment Policy Statement
RECOMMENDATION:
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Adopt a resolution approving the 2026 San Mateo County Investment Policy Statement.
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BACKGROUND:
Pursuant to Government Code ? 53646, the Treasurer may annually render, to the Board of Supervisors and any Oversight Committee, a statement of investment policy which the Board shall review and approve at a public meeting.
DISCUSSION:
In August, the County's Investment Policy was officially certified by the California Municipal Treasurers Association (CMTA). As part of the CMTA review, the committee provided several recommendations to further strengthen certain areas of the policy. Many of these recommendations have been incorporated into the 2026 Investment Policy Statement and include:
* Section VII, paragraphs L, M, and N, adding text stating that the County will review the security type prior to investing, and on a regular basis.
* Section X, adding text from Code ?53601 regarding maturity calculation.
* Section XIV, adding text to state current County requirements that third-party safekeeping arrangements must be approved by the County Treasurer and documented through a written custodial agreement.
* Section VII, paragraph C, extending the maximum maturity on commercial paper from 270 days to 397 days. Following the passage of Senate Bills 858 and 595 this year, and effective January 1, 2026, Code ?53601(h) has been revised to change the maximum maturity on commercial paper from 270 days to 397 days.
* Section X, summary table, clarifying that U.S. Agencies Callables are limited to 25 percent of County Funds with no limitation on issuer allocations, consistent with Policy Section VII, paragraph B.
Also, updating the maximum maturity on commercial paper.
* Section XV, updating the name of the annu...
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