Sec. 11. (a) A special tool builder has an unperfected purchase money security interest under IC 26-1-9.1 on a special tool that the special tool builder fabricates, repairs, or modifies.
(b) The amount of the lien is the amount that a customer or end user owes the special tool builder for the fabrication, repair, or modification of the special tool.
(c) A special tool builder may perfect its purchase money security interest in a special tool by filing a financing statement in accordance with IC 26-1-9.1-317(e).