The Delaware Supreme Court has unanimously upheld the constitutionality of SB 21’s fiduciary safe harbor provisions, ending the legal uncertainty that has hung over every conflicted-controller transaction since the statute was enacted in March 2025. Every Fortune 500 board with a controlling stockholder relationship now operates under a new statutory framework, and the coming year of Chancery decisions applying that framework will set the compliance floor. Boards that have not already mapped their committee processes against SB 21’s independence requirements should treat that audit as overdue.
The Signal at a Glance
The Delaware Supreme Court confirmed SB 21’s safe harbor provisions are constitutionally valid and its retroactivity clause lawful, remanding Rutledge v. Clearway Energy Group to Chancery for first application of the new statutory framework.
The Deep Dive
The Signal
In Rutledge v. Clearway Energy Group, Appeal No. 248, 2025, the Delaware Supreme Court answered certified constitutional questions and upheld SB 21 in full. The unanimous opinion, written by Justice Gary F. Traynor, rejected two challenges: that SB 21’s safe harbors impermissibly restricted the Court of Chancery’s constitutional equitable jurisdiction, and that SB 21’s retroactivity provision stripped the plaintiff of a vested right.
Both arguments failed. The court held that SB 21 modifies the standards of fiduciary conduct: how violations are measured, proven, and remedied, without touching the Chancery’s jurisdictional authority to decide those questions. The retroactivity provision similarly survived because it altered procedural rules of decision, not substantive vested rights, and was incidental to a legitimate legislative purpose: preserving Delaware’s dominant position as the preferred jurisdiction for corporate formation.
The Evidence
Court: Delaware Supreme Court. Case: Rutledge v. Clearway Energy Group, Appeal No. 248, 2025. Opinion author: Justice Gary F. Traynor (unanimous). Decided: February 27, 2026.
The underlying transaction was a $117 million asset purchase (a wind energy project in Idaho) between a controlling LLC and the corporation it controlled. Plaintiff Thomas Drew Rutledge challenged the transaction, alleging the corporation overpaid. Pre-SB 21, the conflict required both an independent committee and a disinterested stockholder vote to cleanse it at the motion-to-dismiss stage. Post-SB 21, a non-cash-out transaction requires only one mechanism. Because the suit was filed after SB 21’s retroactivity date of February 17, 2025, the statute applied even though the underlying acts preceded it.
The Supreme Court confirmed that determination and remanded to Chancery. The controller will move to dismiss on SB 21 safe harbor grounds. The plaintiff will contest whether the committee satisfied the statute’s independence requirements. The Chancery’s ruling will be the first authoritative interpretation of what SB 21’s cleansing standards demand in practice.
The Strategic Implication
Defensive Risk. Boards with controlling stockholder relationships are now operating under a statutory framework whose application has never been tested at the merits stage. SB 21 permits cleansing of most conflicted-controller transactions with either an independent committee or a disinterested stockholder vote, but the independence criteria in the statute differ in material ways from the judicially developed MFW standard. A committee that would have satisfied MFW may not satisfy SB 21’s statutory text. Boards that assumed prior practice was sufficient should commission a gap analysis before the first Chancery interpretation arrives and resets expectations.
Offensive Advantage. The constitutional cloud has cleared. Controllers and their boards can now structure non-cash-out transactions with confidence that a properly constituted committee (without a stockholder vote) will satisfy the safe harbor. That single-mechanism path was unavailable under pre-SB 21 doctrine for conflicted-controller transactions. Strategic asset transfers, intercompany financings, and related-party restructurings that were deferred pending the constitutional outcome can now be advanced with significantly reduced litigation exposure. The window to move is open; the first wave of Chancery interpretations will begin to close it.
Tone at the Top
Delaware’s legislature enacted SB 21 to stabilize the corporate governance environment after a period of plaintiff-favorable decisions; the Supreme Court has now confirmed the legislature had that authority. What follows is not stability but a new phase of active doctrine-making, as the Court of Chancery applies unfamiliar statutory language to real transactions for the first time.