The D.C. Circuit Court of Appeals has ruled in Taylor v. Huerta, that the FAA’s registration rule — with respect to model aircraft — is illegal, and has vacated that rule. This means that if you operate drones strictly for hobby or recreation, you do not have to register yourself with the FAA as a drone owner. This is the only thing that has changed. If you fly commercially, you must still register all of your drones.
Read more from Former NTSB Member John Goglia here.