Criminal Lawyers in Murder Defense

Murder typified in Art. 139 CP is the qualified modality of the offence against life, characterised by the concurrence of specific circumstances intensifying the disvalue of the action compared to simple homicide of Art. 138 CP. The protected legal interest is human life as supreme fundamental good, guaranteed in Art. 15 of the Constitution. The qualifying circumstances are four: treachery (use of means, modes or forms ensuring execution preventing the victim's defence), cruelty (deliberate and inhuman increase of suffering), price, reward or promise (economic motive), and facilitating the commission of another crime or avoiding its discovery. Consolidated Supreme Court case-law has developed extensive doctrinal body on each circumstance.

The analysis of each qualifying circumstance is decisive. Treachery is jurisprudentially subdivided into three modalities: treacherous (lying in wait, ambush, prepared trap), sudden or surprise (unexpected attack preventing defensive reaction, typically attack from behind) and helplessness (victim incapable of defence: minor children, sleeping persons, disabled elderly, deep intoxication). Cruelty demands two cumulative elements under consolidated Supreme Court doctrine: objectively unnecessary increase of suffering (multiple wounds, torture, in vita injuries) and deliberate purpose to cause that additional pain. Post mortem wounds or multiple wounds necessary to cause death do not integrate cruelty. Price or reward demands economic motive determinant of the action both of the hitman and the inducer, both responsible as authors of murder.

The penalties are the most severe in the legal order. Murder of Art. 139 CP is sanctioned with 15 to 25 years prison. The hyper-aggravated modality of Art. 140 CP, which entails revisable permanent prison, applies when any of the following circumstances concur: victim under 16 or especially vulnerable person; committed subsequent to a crime against sexual freedom; the author belongs to a criminal organisation or group; or when the facts are repeated (serial murder). Revisable permanent prison has no predetermined temporal limit but allows judicial review after serving 25-35 years. Civil liability ex delicto reaches very high figures under the updated Act 35/2015 scale: compensation to relatives for moral damages, loss of earnings, funeral expenses and eventual patrimonial damages. Accessories include absolute disqualification during service and, in case of revisable permanent prison, supervised liberty for up to 10 subsequent years.

The technical defense in murder is built primarily on the axis of degradation to homicide through individualised questioning of each qualifying circumstance. First, facing the imputation of treachery: proof of prior mutual brawl, conflict escalation, warning or notice to the victim, effective possibility of defence or escape; the chronological reconstruction of facts, testimonies and prior messages are decisive. Second, facing cruelty: medical-forensic expert evidence proving that multiple wounds were necessary to cause death, or were produced post mortem, or that moment frenzy (not cold purpose of increasing pain) explains the harmful plurality; Supreme Court doctrine demands deliberate purpose, not mere intensity. Third, psychic defences: psychic anomaly or alteration of Art. 20.1 CP, transient mental disorder, full intoxication, insurmountable fear; forensic psychiatric expert evidence may transform murder into attenuated homicide and even into security measures. Fourth, mitigators: fit of passion or obfuscation of Art. 21.3 CP, spontaneous confession, partial repair of moral damage.

In current forensic practice, murder proceedings are tried by the Jury Tribunal of Organic Law 5/1995, adding a decisive tactical component: the defence must orient its argumentation to nine lay citizens, balancing technical-legal rigor with expository clarity and convincing narrative. Revisable permanent prison, introduced by Organic Law 1/2015 and reinforced by Organic Law 1/2023, has significantly increased the procedural severity, with consolidated Constitutional Court and Supreme Court case-law on its application criteria. Organic Law 1/2025 on Justice Service Efficiency and Criminal Code reforms configure a robust normative framework. Urgent legal assistance from the moment of detention is essential. At Alonso Sala, with 15+ years' experience litigating before Provincial Courts and Jury Tribunals, we undertake integral technical defence with criminalistic analysis, contradictory medical-forensic and psychiatric-forensic expertise, argumentative strategy before the jury, and articulation of the technical degradations and defences most adequate to the specific case.