The 63rd Legislative Assembly consisted of a Senate of 47 senators and a House of Representatives with 94 representatives. The 63rd Legislative Assembly organized December 3-6, 2012, convened in regular session from Tuesday, January 8, 2013, and adjourned Saturday, May 4, 2013.

Generally, the senators from odd-numbered districts were elected to four-year terms at the 2010 general election and the senators from even-numbered districts were elected to four-year terms at the November 2012 general election.

Two representatives were elected from each of 47 senatorial districts. Generally, the representatives from odd-numbered districts were elected to four-year terms at the 2010 general election and the representatives from even-numbered districts were elected to four-year terms at the November 2012 general election.