January 22, 2016 2:27 PM EST

The Federal Aviation Administration says it’s encouraged by the number of people who have registered their drones in a federal database.

Nearly 300,000 owners have registered their small unmanned aircraft in the first 30 days after the FAA introduced an online registration system on Dec. 21, the agency said. Thursday was the last day to register without having to pay a $5 fee.

“The registration numbers we’re seeing so far are very encouraging,” FAA Administrator Michael Huerta said Friday in a press release. “We’re working hard to build on this early momentum and ensure everyone understands the registration requirement.”

The rule applies to drones. . .

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