What are the key deadlines for the 85th Regular Session? Official deadlines will be set when the House and Senate adopt their rules, but until then, the Texas Legislative Council Drafting Manual provides a perpetual calendar (shown below) that can be useful. According to the Manual:
Bill pre-filing begins:  Nov 14, 2016
1st day of session:  Jan 10, 2017
60-day bill filing deadline:  Mar 10, 2017
Adjournment sine die:  May 29, 2017
Post-session 20-day deadline for governor to sign or veto:  June 18, 2017
Effective date (91st day after adjournment):  Aug 28, 2017
  Table can be viewed on pg. 135 of the Texas Legislative Council Drafting Manual