Asia’s leading seafaring nations have greed Guidelines on the Fair Treatment of Seafarers.
Seafarers Rights’ International
SRI Report: 91 UN Member States Have Cabotage Laws
SRI report: Up to 80 percent of the world’s coastal UN member states have cabotage laws.
https://worldmaritimenews.com/archives/261305/sri-report-91-un-member-states-have-cabotage-laws/