the transmission of the information would adversely affect the privacy or safety of the person, hinder a criminal investigation, or for other equivalent reasons in accordance with the law, and in conformity with applicable international law and with the objectives of this Convention. In no case shall there be restrictions on the right to information referred to in article 18 that could constitute conduct defined in article 2 or be in violation of article 17, paragraph 1. 2. Without prejudice to consideration of the lawfulness of the deprivation of a person’s liberty, States Parties shall guarantee to the persons referred to in article 18, paragraph 1, the right to a prompt and effective judicial remedy as a means of obtaining without delay the information referred to in article 18, paragraph 1. This right to a remedy may not be suspended or restricted in any circumstances. Article 21 Each State Party shall take the necessary measures to ensure that persons deprived of liberty are released in a manner permitting reliable verification that they have actually been released. Each State Party shall also take the necessary measures to assure the physical integrity of such persons and their ability to exercise fully their rights at the time of release, without prejudice to any obligations to which such persons may be subject under national law. Article 22 Without prejudice to article 6, each State Party shall take the necessary measures to prevent and impose sanctions for the following conduct: (a) Delaying or obstructing the remedies referred to in article 17, paragraph 2 (f), and article 20, paragraph 2; (b) Failure to record the deprivation of liberty of any person, or the recording of any information which the official responsible for the official register knew or should have known to be inaccurate; (c) Refusal to provide information on the deprivation of liberty of a person, or the provision of inaccurate information, even though the legal requirements for providing such information have been met. 51