Except as provided in this section , section 554.9322 shall govern the priority of a veterinarian’s lien that is effective or perfected as provided in section 581.3 . 1. A veterinarian’s lien that is effective but not perfected under section 581.3 shall have priority as provided in section 554.9322 . 2. a. A veterinarian’s lien that is perfected under section 581.3 shall have priority over any conflicting security interest or lien in livestock treated by a veterinarian, regardless of when such security interest or lien is perfected. b. Notwithstanding paragraph “a” , a veterinarian’s lien shall not be superior to a court-ordered lien provided in section 717.4 , if such lien is perfected as an agricultural lien. [C35, §10347-f2; C39, § 10347.11; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §581.2 ] 2003 Acts, ch 82, §16 ; 2011 Acts, ch 81, §4