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1. Nothing in the present Convention shall affect more favourable rights or freedoms granted to
migrant workers and members of their families by virtue of:
(a) The law or practice of a State Party; or
(b) Any bilateral or multilateral treaty in force for the State Party concerned.
2. Nothing in the present Convention may be interpreted as implying for any State, group or person
any right to engage in any activity or perform any act that would impair any of the rights and
freedoms as set forth in the present Convention.
Article 82
The rights of migrant workers and members of their families provided for in the present Convention
may not be renounced. It shall not be permissible to exert any form of pressure upon migrant workers
and members of their families with a view to their relinquishing or foregoing any of the said rights. It
shall not be possible to derogate by contract from rights recognized in the present Convention. States
Parties shall take appropriate measures to ensure that these principles are respected.
Article 83
Each State Party to the present Convention undertakes:
(a) To ensure that any person whose rights or freedoms as herein recognized are violated shall have
an effective remedy, notwithstanding that the violation has been committed by persons acting in an
official capacity;
(b) To ensure that any persons seeking such a remedy shall have his or her claim reviewed and
decided by competent judicial, administrative or legislative authorities, or by any other competent
authority provided for by the legal system of the State, and to develop the possibilities of judicial
remedy;
(c) To ensure that the competent authorities shall enforce such remedies when granted.
Article 84
Each State Party undertakes to adopt the legislative and other measures that are necessary to
implement the provisions of the present Convention.
Part IX: Final provisions
Article 85
The Secretary-General of the United Nations is designated as the depositary of the present
Convention.
Article 86
1. The present Convention shall be open for signature by all States. It is subject to ratification.
2. The present Convention shall be open to accession by any State.
3. Instruments of ratification or accession shall be deposited with the Secretary-General of the United
Nations.
Article 87