This chapter examines presidential emergency powers and the framework for analyzing separation of powers disputes between Congress and the President. It argues that the Constitution grants no inherent authority for the President to act beyond or against statutory law in crises. Analyzing the Steel Seizure Case (1952), where the Supreme Court rejected Truman’s unauthorized steel mill seizure, it critiques Justice Jackson’s tripartite framework, particularly its vague “twilight zone” of congressional silence, as conceptually muddled. It proposes a formalist framework: presidential power is limited to executing Congress’s laws or acting within enumerated presidential authorities, but Congress and the President have some overlapping or concurrent powers. The chapter then rejects claims to emergency powers, arguing that historical examples like Lincoln’s habeas corpus suspension were extraconstitutional actions that may have been justified but were not legal, requiring public or legislative indemnity. This originalist approach, opposing functionalist expansions of an “imperial presidency,” advocates a restrained presidency faithful to the law-execution role that the Vesting and Take Care Clauses assign to the chief executive.