Martz v. Hills Materials

ZINTER, Justice.

[¶ 1.] In 2000, Michael Martz injured his shoulder while working at Homestake Mining Company and was paid workers’ compensation benefits. In 2002, Martz injured the same shoulder while working for a subsequent employer, McLaughlin Sawmill (Hills Materials). Hills Materials began paying but later denied further benefits. We address two questions. First, whether Hills Materials was equitably es-topped from denying liability after four years of paying benefits. Second, whether Hills Materials remained liable for benefits when its physicians opined that the prior Homestake injury…