How many states have enacted legislation governing drones?
It depends on whether you count the state, county, or local ordinances separately
Are you required to display your registration number on the outside of your drone?
Yes
How many states contain preemption clauses in their drone laws?
At least 15
Name an NPRM that just closed for public comment in April 2019 relating to drones
Flying over people or flying at night without a waiver
How many states have tried to enact legislation pertaining to privacy from drone intrusions?
At least 26
Name another NPRM that just closed for public comment in April 2019 relating to drones
Flying over people or flying at night without a waiver
How many states require law enforcement secure a warrant prior to using a drone to search for evidence?
At least 19
Is it a federal crime to interfere with wildlife suppression using your drone?
Yes and in some cases also a state crime
Have any states enacted laws governing hobbyist uses of drones?
Yes at least 3
Does the FAA work closely with local law enforcement when it comes to drone operations?
Yes indeed!