City of Philadelphia v. Workers' Compensation Appeal Board

McGINLEY, Judge.

The City of Philadelphia (Employer) petitions for review from the order of the Workers’ Compensation Appeal Board (Board) that reversed the decision of the Workers’ Compensation Judge (WCJ) that granted Employer’s modification petition.

Jerry Kos (Claimant) 1 worked as a firefighter for Employer from 1965 through March 5, 1991. Pursuant to a supplemental agreement dated June 29, 1993, Claimant and Employer agreed that Claimant suffered an occupational lung disease under Section 108(o) of the Workers’ Compensation Act 2 , had a weekly earning capacity of $20 as of March 5, 1991,…