From GPO Access: The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions, May 2003. “The Unified Agenda published twice a year (usually in April and October) in the Federal Register, summarizes the rules and proposed rules that each Federal agency expects to issue during the next six months.” See this link to search and browse the current edition (2003), as well previous additions (1994 through 2002).