Answer
• if a ship of non party to a convention, visits a country who is a party to a convention, then ship visiting will have to comply with all the requirements of the convention.
• The vessel may not have a certificate to the convention but is required to have equivalent compliance. E.g- BWMS SOC for showing compliance.
• It means Equal standards for all ships, level playing field, fair competition.
• Regulatory Compliance: Governments or international bodies like the International Maritime Organization(IMO) may decide to enforce regulations uniformly across all shipping companies. This means that all ships, regardless of their country of origin or ownership, must meet the same environmental standards, safety regulations, and labor laws.