Shark Endorsement - HMS Angling or Charter/Headboat permit holders that wish to recreationally fish for and/or retain sharks are required to add a Shark Endorsement to their permit. To obtain a shark endorsement, applicants must watch a short (3 minute) online educational video on shark identification and handling, and complete a quiz (7 questions).
Charter/Headboat Commercial Endorsement - Charter/Headboat permit holders that wish to fish commercially for HMS must add the Charter/Headboat Commercial Endorsement to their permit. Adding the charter/headboat commercial endorsement will subject your vessel to US Coast Guard commercial fishing vessel safety requirements.
See https://hmspermits.noaa.gov/news for more details.