30 CFR § 250.715 - Do I need a global positioning system (GPS) for all MODUs?
(a) The GPS must be capable of monitoring the position and tracking the path in real-time if the MODU moves from its location during a severe storm.
(b) You must install and protect the tracking system's equipment to minimize the risk of the system being disabled.
(c) You must place the GPS transponders in different locations for redundancy to minimize risk of system failure.
(d) Each GPS transponder must be capable of transmitting data for at least 7 days after a storm has passed.
(2) MODU name;
(3) Initial date and time; and
(4) How you will provide GPS real-time access.