(b) Spring turkey season.
(1) Permitted devices. It is lawful to hunt turkey during the spring turkey season with any of the following devices:
(i) A manually operated or semiautomatic, centerfire shotgun or muzzleloading shotgun using shot ammunition no larger than #4 lead, #2 steel or #4 of any other composition or alloy of nontoxic shot approved by the Director of the Unites States Fish and Wildlife Service or an authorized representative under 50 CFR 20.134 (relating to nontoxic shot).
(ii) A bow and arrow as permitted under subsection (a)(1)(iii).
(iii) A crossbow and bolt as permitted under subsection (a)(1)(iv).
(2) Prohibitions. While hunting turkey during the spring turkey season, it is unlawful to:
(i) Use a centerfire, rimfire or muzzleloading firearm using single projectile ammunition.
(ii) Use or possess single projectile ammunition, except arrows or bolts.
(iii) Use drives or any method other than hand or mouth calling.
(iv) Use or possess an electronic caller or a live turkey as a decoy.
(v) Use a device not provided for in the act or in this subsection.
Not real clear. The inline is not a shotgun under (b) (1) (i), but if loaded with shot, it is not prohibited under (2)(i) or (ii). It seems to fall into an in between area.