Governor Taft signed S.B. 7 on March 28, 2006, and the effective date of the act is June 30, 2006. The following article outlines changes to workers' compensation law beneficial to employers: Amended Substitute Senate Bill Passes in House and Senate by Tom Sant, Brickler & Eckler website. The changes beneficial to employers include: no recovery for a psychiatric injury when there is no physical injury; there must be objective evidence demonstrating aggravation of a preexisting condition; a claimant can no longer dismiss employer's appeal in common pleas court; and new limits on wage losses and permanent total disability benefits. See also Worker's Compensation Benefit Reduction Bill Passed at JaffyLaw.com. Labor groups are collecting signatures in order to get a referendum challenge to the Act. See Referendum Challenge to Benefits Reduction Act at JaffyLaw.com and Ohio Worker's Compensation Law by Chuck Kallendorf, Cinncinati Law Library Blog. If enough signatures are collected, the voters of Ohio will decide whether this law becomes effective. The act contains some provisions beneficial to employees, including reducing the waiting period for filing an application for permanent partial disability and increasing the award for facial disfigurement. See LSC Analysis.