Service and Materialman’s Lien
If you provide labor, services or materials, to repair, modify, improve, or otherwise in connection with a chattel, you may have a lien on that chattel.
Collateral: Chattel, including animals
Possession Required? YES for Possessory Lien that does not require filing, NO for non-possessory lien that DOES require filing.
Filing Required? NO if you possess the collateral, YES if you do not possess the collateral.
More information available here