Maryland Voter Registration Application Form (last day to register in Maryland before the primary election is August 24, 2010).
Maryland Absentee Ballot Request Form (must be received by the State Board of Elections by September 7, 2010 if you want to vote by absentee ballot in the primary election).
National Voter Registration Form (if your state of residence is not Maryland, use this form; all states other than North Dakota, Wyoming and New Hampshire accept it).
Information about all states' election deadlines (from Rock the Vote).
Contact information for all states' election offices (from Rock the Vote).
Maryland's primary election will take place on Tuesday, September 14, 2010. The general election will take place on Tuesday, November 2, 2010.