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Shady Grove Orthopedic Associates PA v Allstate Insurance Co

559 US 393 (2010)
JurisdictionUnited States
CourtUS Supreme Court
Year2010
StatusBinding authority

Summary

FRCP 23 governs class action certification in federal diversity cases even where state law bars class actions for the claim at issue, as Erie does not preclude a valid federal procedural rule.

Key Principle

Federal Rule of Civil Procedure 23 (class actions) applies in federal diversity cases even when state law prohibits class actions for the type of claim at issue; Erie does not bar application of a valid federal rule.

Area of Law

procedure

Related Cases

Getswift Ltd v Webb (2022) 276 CLR 553

High Court of Australia held there is no power to make a common fund order in favour of litigation funders at the interlocutory stage of a class action.

UBS AG v Tyne (2018) 265 CLR 77

Anshun estoppel bars relitigation where it was unreasonable not to raise the issue in earlier proceedings; re-litigation may also constitute abuse of process.

Palmer v Ayres (2017) 259 CLR 478

High Court of Australia held the reflective loss principle (Prudential Assurance rule) does not apply in Australia, permitting shareholders to recover losses independently of the company.

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