Capital punishment costs significantly more than life imprisonment due to the complexity of legal proceedings and extended judicial processes required to protect against executing innocent people. The main cost drivers include: lengthy appellate reviews, which often span 15–20+ years; mandatory legal representation by specialized capital defense attorneys; expert witnesses for forensic, psychological, and medical testimony; and the separate, high-security housing required for death row inmates. Multiple court proceedings—trial, direct appeals, state habeas corpus petitions, and federal habeas corpus reviews—each demand substantial resources. Additionally, states must maintain separate death row facilities with enhanced security and staffing. Studies comparing the total lifetime cost of capital cases to life sentences consistently show capital cases cost 2–10 times more, depending on jurisdiction and how costs are calculated. The expense exists precisely because modern criminal justice systems attempt to apply rigorous procedural safeguards before executing someone. Without extensive legal review and appellate processes, the costs would be lower but the risk of executing innocent defendants would be much higher. This tension between cost and safety reflects a deliberate policy choice: most jurisdictions that retain capital punishment have decided that the potential irreversibility of execution justifies expensive procedural protections, even if it makes capital punishment more fiscally expensive than alternatives.