The US Coast Guard has set the calendar year 2020 minimum random drug testing rate at 50% of covered crew members. The minimum random drug testing rate is effective from 1st January 2020 through 31st December 2020.
The Coast Guard requires marine employers to establish random drug testing programs for covered crewmembers in accordance with 46 CFR 16.230.
Marine employers are required by 46 CFR 16.500 to collect and maintain a record of drug testing data for each calendar year, and submit this...
https://safety4sea.com/uscg-sets-minimum-random-drug-testing-rate-at-50-for-2020/