Article IV Entry into Force

1. The present Protocol shall enter into force for the States which have ratified, accepted, approved or acceded to it on the ninetieth day following the date on which ten States have either signed it without reservation as to ratification, acceptance or approval or have deposited the requisite instruments of ratification, acceptance, approval or accession.

2. However, the present Protocol shall not enter into force before the Convention has entered into force.

3. For any State which subsequently signs this Protocol without reservation as to ratification, acceptance or approval, or deposits its instrument of ratification, acceptance, approval or accession, the present Protocol shall come into force on the ninetieth day after the date of such signature or deposit.