An updated Notice of Arrival and Departure schema, versioned 3.6, will be released November 13, 2018, and will contain various schema improvements, updates to ports list and retirement of the National Vessel Movement Center workbook as a means of submission for Outer Continental Shelf Notices of Arrival.
Source: USCG
Link: 8/14/2018: Notice of Arrival and Departure (NOAD) Schema 3.6 90-day notice