Parties and procedural roles: Sundar alias Sundarrajan was the convicted prisoner/review petitioner. The State of Tamil Nadu was the prosecuting respondent defending the death sentence; guilt and sentence had travelled through the trial, High Court and Supreme Court. In Indian Supreme Court terminology, these parties are therefore described as petitioner/appellant and respondent, accused/prosecution, or contemnor/Court as appropriate—not automatically as plaintiff and defendant.

Detailed factual and procedural background: Sundar alias Sundarrajan sought review against the State of Tamil Nadu after receiving the death penalty for kidnapping and killing a young child. While guilt had become final, the review focused on whether sentencing courts had considered mitigating evidence, prison conduct, reform and the long delay in deciding the review petition.

How the dispute reached the Court: The proceeding numbered R.P.(Crl.) No. 159-160/2013 In Crl.A. No. 300-301/2011 developed through the events recorded in the timeline: 2009: Sundar was convicted and sentenced to death for kidnapping and murdering a child; conviction was affirmed through appeal. Review petitions remained pending for years. 21 March 2023: Supreme Court reopened sentencing and commuted the death sentence. The concrete problem was not merely academic; it required the Court to decide: Was the death sentence imposed after a constitutionally adequate mitigation inquiry? What effect should review delay, prison conduct and reformation prospects have?

Sundar relied on youth, socio-economic circumstances, satisfactory jail conduct, possibility of reform and systemic delay. The State emphasised the brutality and impact on the child’s family. The Court applied modern capital-sentencing requirements demanding individualised mitigation and proof that reformation is foreclosed.

Expanded comparison of the competing positions: The side seeking relief asked the Court to apply Rarest of rare; individualised sentencing; mitigation; reformation; death-row delay to the actual institutional or individual harm shown by the record. The opposing side relied on statutory authority, procedural regularity, governmental necessity, finality or administrability, depending on the proceeding, and urged a narrower remedy. Both positions had to be tested against Indian Penal Code, 1860 Sections 302, 364A and 201; Code of Criminal Procedure, 1973 Sections 354(3), 366 and review provisions and Articles 14, 21 and 137.

What the Court had to evaluate: It examined the text and purpose of the governing provisions, binding precedent, the evidentiary or institutional record, and the practical consequences of accepting either interpretation. The decisive questions were: Was the death sentence imposed after a constitutionally adequate mitigation inquiry? What effect should review delay, prison conduct and reformation prospects have?

The Court maintained the conviction but commuted death to life imprisonment for at least twenty years without remission. It found the earlier sentencing process inadequate and considered post-conviction material and extraordinary delay; the opinions also stressed consistent, humane capital-sentencing procedure.

Reasoning and legal effect: The result followed from the Court’s application of Rarest of rare; individualised sentencing; mitigation; reformation; death-row delay to Indian Penal Code, 1860 Sections 302, 364A and 201; Code of Criminal Procedure, 1973 Sections 354(3), 366 and review provisions read with Articles 14, 21 and 137. The Court distinguished the legal rule binding future courts from observations confined to the facts, and tailored the operative relief to the procedural posture of SUNDAR @ SUNDARRAJAN vs STATE BY INSPECTOR OF POLICE.

Practical consequence: The parties are bound by the operative directions in R.P.(Crl.) No. 159-160/2013 In Crl.A. No. 300-301/2011; lower courts, governments, regulators or investigating authorities must apply the stated ratio in materially similar cases. Any prospective limitation, remand, monitoring direction, bail condition, implementation safeguard or preservation of concluded matters mentioned above forms part of the scope of the ruling. The signed judgment remains controlling if a short summary and the operative paragraphs differ.

Indian Penal Code, 1860 Sections 302, 364A and 201; Code of Criminal Procedure, 1973 Sections 354(3), 366 and review provisions

Articles 14, 21 and 137

Rarest of rare; individualised sentencing; mitigation; reformation; death-row delay