c1c5adae_tin_Community_College_District__Timeline
[Activity] ACC election administrator or designee verifies signatures. If the petition requires more than 1,000 signatures, the election administrator may use as the basis for verification any reasonable statistical sampling method that ensures an accuracy rate of at least 95 percent. [Timeline] 
There is no legal deadline, but petitions should be verified in a timely manner in order to meet the additional required dates.
Annexation by Election | Austin Community College District
Timeline