This Article considers the constitutional status of mandatory partisan balance requirements for presidential appointments to independent federal agencies. Since the 1880s, Congress routinely has included partisan balance requirements, along with fixed terms of office and “good cause” limitations on the President’s removal power, as standard design elements in its template for independent federal agencies. Until recently, both federal courts and most legal scholars have assumed the constitutionality of such restrictions on the President’s appointment power—and with good reason, given the ubiquity of partisan balance requirements and the executive branch’s historical acquiescence to them. However, the Supreme Court’s decision in Free Enterpri...