On Wednesday, April 19, 1882, Welch's Railroad Commission bill amendment passed in the Assembly, thanks in part to several Republican members voting with the amendment. Welch saw his bill repealing the police law pass on May 3, 1882, he sponsored a bill to change the boundaries of the Village of Niagara Falls, and on May 20, 1882 voted in favour of a women's suffrage bill Welch was also part of an Assembly Committee investigating the receiverships of insolvent insurance companies in the State, along with Alfred C. Chapin, James Haggerty (Chairman of Grievances), Benjamin F. Baker and George Z. Erwin