Waetzig v. Halliburton Energy Services
In brief
A voluntary dismissal without prejudice can be reopened through Rule 60(b) when its requirements are met.
- Where it stands
- Decided
Decided 9-0 · February 26, 2025 · Opinion by Justice Alito
- What it’s about
- The Supreme Court ruled unanimously that a plaintiff who voluntarily dismisses their lawsuit without prejudice under Federal Rule of Civil Procedure 41(a) can later ask a court to reopen the case under Rule 60(b).
- Who it affects
- People who withdraw federal cases can seek relief from a mistake rather than automatically starting over. For example, a plaintiff who dismisses a case without prejudice may ask to reopen it under Rule 60(b).
Summary: written with AI from the case record.

What it's about
The Court determined that such a dismissal qualifies as a "final proceeding," allowing district courts to correct mistakes or provide relief even after a case has been voluntarily withdrawn.
The decision clarifies that Rule 60(b), which lets courts grant relief in specified circumstances, can apply after a voluntary dismissal without prejudice.
Question presented
Is a voluntary dismissal without prejudice under Federal Rule of Civil Procedure 41 a “final judgment, order, or proceeding” under Federal Rule 60(b)?
What the Court decided
Holding
A case voluntarily dismissed without prejudice under Rule 41(a) counts as a “final proceeding” under Rule 60(b). 82 F. 4th 918, reversed and remanded.
- Result
- Reversed
The vote
From the opinions
“A case voluntarily dismissed without prejudice under Rule 41(a) counts as a “final proceeding” under Rule 60(b).”
What's next
The case returns to the lower courts after reversal and remand. District courts may consider Rule 60(b) requests to reopen voluntarily dismissed cases under that rule's specified circumstances.
Documents
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More questions
- What did the Supreme Court rule in Waetzig v. Halliburton?
- The Court ruled that a voluntary dismissal without prejudice is a final proceeding under Rule 60(b). A plaintiff may ask a district court to reopen the case.
- Who won Waetzig v. Halliburton?
- Gary Waetzig won the Supreme Court appeal. The Court reversed the Tenth Circuit unanimously.
- What does Waetzig mean for plaintiffs who dismiss federal lawsuits?
- They may seek Rule 60(b) relief after dismissing without prejudice. They must still meet Rule 60(b)'s specified requirements.
- Is Rule 60(b) still the law after Waetzig?
- Yes. The Court clarified that Rule 60(b) applies to a voluntary Rule 41(a) dismissal without prejudice as a final proceeding.
- What happens next in Waetzig v. Halliburton?
- The case goes back to the lower courts. They will proceed in light of the Supreme Court's interpretation of Rule 60(b).
Sources
Primary materials plus reporting. Best-effort analysis: this explainer relies on a mix of primary materials and trusted secondary sources. Official filings and opinions remain authoritative.