CA Sts & High Code Section 8347

If a public body or public utility has requested notice of the vacation proceeding under Section 8346, the local agency shall give written notice of the vacation proceeding to the public body or public utility within 10 days after:

(a)

The adoption of a resolution of intention or the filing of a petition to vacate.

(b)

The adoption of the resolution of vacation in cases not covered by subdivision (a).