Gavin Newsom to "Trump-proof" California on immigration, other issues. Prepare bill analysis documents to recommend County advocacy positions on proposed legislation.Gavin Newsom has called a special session of the Legislature for Dec. Gavin Newsom today called newly elected state lawmakers to work as soon as they're sworn in on Dec. There are two main types of legislative sessions—regular and special (sometimes known as extraordinary). Governor Gavin Newsom is calling for a special session and Attorney General Rob Bonta says he and his staff are ready to challenge the new president. Governor Gavin Newsom is calling for a special session and Attorney General Rob Bonta says he and his staff are ready to challenge the new president. Gavin Newsom began Monday. This year, California lawmakers went right up until the midnight deadline on Aug. 31 during a frenetic final week of legislative session.