9:30 a.m. The City Council Transportation Committee holds a hearing on parking regulation improvements in the Council Chambers, City Hall.
10:30 a.m. NYPIRG volunteers announce a voter registration drive at the Times Square Subway Station, on the mezzanine between the shuttle and the subway.
11 a.m. Pastors join Brooklyn District Attorney Charles Hynes to announce a gun buyback program in Williamsburg and Bushwick at Hynes’ office on the 19th floor of 350 Jay St. in Brooklyn.
11 a.m. Press conference will be held to announce the 2nd Convention of Tenants of Harlem and Washington Heights, at the 3333 Building, Broadway at 133 West St.
11:30 a.m. The Port Authority Board of Commissioners meets at P.A. offices on the 10th floor of 115 Broadway. (World Trade Center Redevelopment Subcommittee meeting meets at 11:15.)
11:45 a.m. Iranians and human rights activists rally against Iran’s treatment of dissidents across from the U.N., First Avenue between East 42nd and 43rd streets.
Noon. The I.R.S. auctions the archives of journalist Marshall Frady at its office, 110 West 44th St.
Noon. Assemblyman Hakeem Jeffries introduces statewide term-limits legislation on the City Hall Steps.
1 p.m. Former Congressman Guy Molinari endorses Tim Cochrane, a Conservative Party candidate for Congress. At Russo, Scamardella & D’Amato, 1010 Forest Ave., Staten Island.
2 p.m. The New York chapter of the Council on American-Islamic Relations hosts a screening of Bunker Hill at N.Y.U.’s Kimmel Center, 60 Washington Square Park South, room 808.
2 p.m. State Senator Serf Maltese announces funding for a security project for St. Helen’s School, 57-10 83rd Street, Howard Beach.
4 p.m. David Paterson answers reader questions online at The Albany Project.
6 p.m. Public safety town hall meeting will be held at Bishop Loughlin High School, 357 Clermont Avenue in Brooklyn.