Encl. (1) to COMDTINST 5310.3
CODE
OPERATIONAL PROGRAM DESCRIPTIONS
Boating Safety Activities. Includes enforcement of Federal boating laws and
BA
regulations, Regatta Patrols, boating education and Auxiliary affairs.
Defense Operations. Includes participation in routine operations and exercises, joint
DO
duty, duty under a Navy OPCON, weapons training and maintenance other than LE.
Ice Operations. Ice breaking, reporting, organizational level maintenance on Ice
IO
Breaking vessels.
Law Enforcement. Including afloat or vehicle patrols, joint ops with other agencies,
LE
BWI ops, drug enforcement ops, AMIO, training, LE weapons quals and
maintenance. Use this code for offshore patrols not otherwise described or
designated.
ME
pollution response, investigation, training, MSIS updates, oil transfer or clean up
monitoring, and pollution prevention boardings. Sea Partners Activities.
Merchant Vessel Inspection & Documentation. U.S. (Flag State) and Foreign Flag
MI
(Port State) Vessel Inspections. Factory visits. Oversight Inspections for delegated
functions (e.g., ABS, other class society and third parties).
Marine Licensing, Personnel and Casualty Investigations. All work at an MSO,
MP
MSD, or MIO associated with the IO department including investigations into
marine casualties and accidents; Merchant Marine licencing and documentation,
testing, and MSIS record keeping.
Short Range Aids to Navigation. Buoy tender ops, ANT ops, all AtoN maintenance,
AN
servicing and record keeping, organizational level maintenance on AtoN servicing
vessels and shore facilities.
Radio Navigation. All work associated with operation of Loran-C, OMEGA, radio
NR
beacons, and GPS navigation systems.
Port Safety and Security. Harbor patrols by boat or vehicle, hot work, facility
PS
inspections, security/safety zone ops, multiprogram vessel boardings, escorts, SIV
ops, Port Operations in general, organizational level maintenance on PWBs. MSIS
entries and maintenance.
Search & Rescue. Sorties, watchstanding, standby for SAR, training, organizational
SR
level maintenance of SAR resources/assets.
Vessel Traffic Services. All work at a VTS unit.
VT
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