If you reside in a historic district, to conduct work to the exterior of your historic property, you are required to obtain a Certificate of Appropriateness (COA). A COA is a special permit obtained in addition to the regular building permitting process.
The recommended arrival time at the airport is 75 minutes prior to departure when traveling within the United States. You must be checked in at least 30 minutes before your scheduled departure time.
1 Check-in at the Airport close 45 minutes to international departure, and 30 minutes to domestic departure.  For flights depart from Terminal 3 Soekarno-Hatta International Airport, check-in counter is closed 45 minutes prior to scheduled departure time.