A bill signed by Abbott becomes law. If he leaves a bill unsigned but doesn't veto it, it also automatically becomes law. Most new laws will take effect Sept. 1. SB 1 sets the state budget for the next two years at $338 billion. The budget is the only bill the Legislature is constitutionally required to pass.

Monday marks the final day of Texas' 89th Legislative session, five months marred by debate, disagreement and compromise. Tensions ran high between Texas lawmakers, but ultimately, the heavy hitters—Gov.