2020 ADS-B compliance deadline.

The FAA has restarted the ADS-B Rebate Program! The program will end promptly on 10/11/2019, so act soon!

https://www.timeanddate.com/countdown/generic?iso=20200101T00&p0=137&msg=Time%20left%20until%20FAA%20ADS-B%20Mandate#

https://www.ainonline.com/aviation-news/compliance-countdown

By January 1, 2020, you must be equipped with ADS-B Out to fly in most controlled airspace. Federal Regulations 14 CFR 91.225 and 14 CFR 91.227 contain the details