CA Penal Code Section 27570

(a)

It is the intent of the Legislature that a violation of Section 27560 or 27565 shall not constitute a “continuing offense” and the statute of limitations for commencing a prosecution for a violation of Section 27560 or 27565 commences on the date that the applicable grace period specified in Section 27560 or 27565 expires.

(b)

Sections 27560 and 27565 shall not apply to a person who reports ownership of a handgun after the applicable grace period specified in Section 27560 or 27565 expires if evidence of that violation arises only as the result of the person submitting the report described in Section 27560 or 27565.