The Indiana General Assembly resumes Tuesday, with House lawmakers taking up a contentious labor bill.The Republican-led measure would prohibit unions at private companies from collecting mandatory union representation fees.The so-called “right-to-work” issue has prompted union demonstrations at the Statehouse and several days of boycotts by House Democrats.Democrats agreed to return to the chamber after House Speaker Brian Bosma said a hearing would be conducted on “right-to-work” and Democrats’ amendments would be considered.House Democratic Leader Patrick Bauer has said he’ll call for a statewide referendum on “right-to-work.” Republicans, who hold majorities in both chambers, oppose the idea.Other bills working their way through the legislature include a statewide smoking ban and several education proposals.