18. Invites all States parties to the Convention that have not yet done so to make the declarations provided for in articles 21 and 22 of the Convention concerning inter-State and individual communications, to consider the possibility of withdrawing their reservations to article 20 of the Convention and to notify the Secretary-General of their acceptance of the amendments to articles 17 and 18 of the Convention with a view to enhancing the effectiveness of the Committee against Torture as soon as possible;
18. 邀请所有尚未采取行动的国家，根据《公约》关于国家间和个人来文的第二十一条和第二十二条作出声明，考虑是否能撤回对《公约》第二十条的保留，并将其对《公约》第十七条和第十八条修正案的接受通知秘书长，以便尽快提高禁止酷刑委员会的效力；