33 CFR §20.1101

1. (a)Civil penalty proceedings.
   1. (1)Unless appealed pursuant to subpart J of this part, an ALJ's decision becomes an order assessing or denying a class II civil penalty 30 days after the date of its issuance.
   2. (2)If the Commandant issues a decision under Subpart J of this part, the decision constitutes an order of the Commandant assessing or denying a class II civil penalty on the date of issuance of the Commandant's decisions.
2. (b)S&R Proceedings.
   1. (1)Unless appealed pursuant to subpart J of this part, an ALJ's decision becomes final action of the Coast Guard 30 days after the date of its issuance.
   2. (2)If the Commandant issues a decision under Subpart J of this part, the decision constitutes final action of the Coast Guard on the date of its issuance.