46 CFR §535.201

1. (a)Ocean common carrier agreements. This part applies to agreements by or among ocean common carriers to:
   1. (1)Discuss, fix, or regulate transportation rates, including through rates, cargo space accommodations, and other conditions of service;
   2. (2)Pool or apportion traffic, revenues, earnings, or losses;
   3. (3)Allot ports or restrict or otherwise regulate the number and character of sailings between ports;
   4. (4)Limit or regulate the volume or character of cargo or passenger traffic to be carried;
   5. (5)Engage in exclusive, preferential, or cooperative working arrangements among themselves or with one or more marine terminal operators;
   6. (6)Control, regulate, or prevent competition in international ocean transportation; or
   7. (7)Discuss and agree on any matter related to service contracts.
2. (b)Marine terminal operator agreements. This part applies to agreements among marine terminal operators and among one or more marine terminal operators and one or more ocean carriers to:
   1. (1)Discuss, fix, or regulate rates or other conditions of service; or
   2. (2)Engage in exclusive, preferential, or cooperative working arrangements, to the extent that such agreements involve ocean transportation in the foreign commerce of the United States.