California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 5346

(a) It is unlawful for any person to conceal any plant from any plant quarantine officer or to fail to present it or any quarantined article for inspection at the request of such officer.

(b) It is unlawful to move into California any outdoor household article from a federally regulated gypsy moth area unless accompanied by certification that the article has been inspected and does not contain gypsy moth egg masses. The director may adopt regulations to specify the type of certification and inspection required as necessary to carry out this section.