Artikel 20

1. Subject to its constitutional principles and the basic concepts of its legal system, each Party shall take such measures as may be necessary under its domestic law to ensure that foreign law enforcement officials, when conducting actions in its water under this Agreement, are deemed to have like powers to those of its domestic law enforcement officials.
2. Consistent with its legal system, each Party shall take appropriate measures to ensure that its law enforcement officials, and law enforcement officials of other Parties acting on its behalf, are empowered to exercise the authority of law enforcement officials as prescribed in this Agreement.
3. In accordance with the provisions in Article 8 and without prejudice to the provisions in Article 11, each Party shall ensure that its law enforcement officials, when conducting boardings and searches of vessels, and air activities pursuant to this Agreement, act in accordance with their applicable national laws and procedures and with international law and accepted international practices.
4. In taking such action under this Agreement, each Party shall take due account of the need not to endanger the safety of life at sea, the security of the vessel and cargo, and not to prejudice any commercial or legal interest. In particular, they shall take into account:
a. the dangers involved in boarding a vessel at sea, and give consideration as to whether this could be more safely done in port; and
b. the need to avoid unduly detaining or delaying a vessel.