(1) The present Convention shall remain open for
signature for six months from 23 June 1969, and shall thereafter remain
open for accession.
Governments of States Members of the United Nations, or
of any of the Specialized Agencies, or of the International Atomic
Energy Agency, or parties to the Statute of the International Court
of Justice may become Parties to the Convention by:
(2) Acceptance or accession shall be effected
by the deposit of an instrument of acceptance or accession with the
Organization. The Organization shall inform all Governments which
have signed the present Convention or acceded to it of each new acceptance
or accession and of the date of its deposit. The Organization shall
also inform all Governments which have already signed the Convention
of any signature effected during the six months from 23 June 1969.