January 15– The Federal Aviation Administrations (FAA) Small Unmanned Aircraft System (UAS) registry will be unavailable from 10 p.m. to midnight, EST on Saturday, January 16 due to scheduled maintenance.
The agency reminds owners who previously operated an unmanned aircraft exclusively as a model aircraft prior to December 21, 2015 they must register no later than February 19, 2016. Owners of any other UAS purchased for use as a model aircraft after December 21, 2015 must register before operating the first flight outdoors.
Time is running out for owners to register for free. Owners who register before midnight EST on January 21 will receive a refund for the $5 registration fee. The registration website will initially charge the owners credit card the $5 fee, but a credit will appear in approximately 7-10 business days.
To register, visit the the UAS Registration page.
Source: FAAScheduled Maintenance for UAS Registration System