Kannur police summoned me at 2 am, kept me for 12 hours without informing me of the grounds, and released me without charge. Is this legal?

Detailed Legal Analysis

The actions of the Kannur police in summoning you at 2 am, detaining you for 12 hours without informing you of the grounds, and then releasing you without charge are likely illegal and violate your constitutional rights under the Indian Constitution.

Under Article 22 of the Indian Constitution, the following rights are afforded to individuals who are arrested or detained:

• Right to be informed: Article 22(1) states that no person who is arrested shall be detained in custody without being informed, as soon as may be, of the grounds for such arrest.
• Right to consult a legal practitioner: Article 22(1) also ensures that the person arrested has the right to consult and to be defended by a legal practitioner of their choice.
• Right to be produced before a magistrate: According to Article 22(2), every person who is arrested and detained in custody shall be produced before the nearest magistrate within 24 hours of such arrest, excluding the time necessary for the journey from the place of arrest to the court of the magistrate.
• Protection against detention without trial: Article 22(3) states that the rights outlined in this article do not apply to any person who is an enemy alien or who is arrested or detained under any law providing for preventive detention.

In your case, the police action raises several legal concerns:

• The time of the summons (2 am) suggests a potential violation of procedural norms and rights, as such summons should typically occur during reasonable hours.
• Detaining you for 12 hours without informing you of the grounds contravenes Article 22(1), as you were not made aware of the reasons for your detention.
• The lack of charges against you upon release indicates that your detention may not have been lawful under the Criminal Procedure Code (CrPC) as well, which stipulates proper procedures for arrest and detention.

If the police failed to comply with these legal requirements, you may have grounds to file a complaint against the police for unlawful detention. You could consider approaching the judiciary or the National Human Rights Commission (NHRC) for redressal of your grievances.