Is There a Class Action Lawsuit Against Costco in 2026?
Updated June 16, 2026 · 3 min read · By Class Action Buddy
Short answer: Yes. Costco faces multiple consumer class actions: Kirkland Signature mislabeling claims, rotisserie-chicken animal-welfare suits, and member-fee auto-renewal disclosure cases. Several have settled in the past 24 months.
What to do: See the case list below. If a settlement is currently accepting claims, you can file directly on the administrator's official site — or use Class Action Buddy to auto-fill the form for you to review, sign, and submit if it's in our active list.
Recent class actions against Costco
| Case | Status | Year |
|---|---|---|
| Kirkland Signature mislabeling case | active | 2025 |
| Rotisserie-chicken animal-welfare class action | ongoing | 2024 |
| Member-fee auto-renewal disclosure suit | filed | 2025 |
How to check for new class actions against Costco
New class actions are filed regularly. The fastest way to know about one that you qualify for is to be notified by the settlement administrator (which only happens if your contact info is in Costco's records and they're required to send notice). The next-fastest is to monitor a settlement-tracking service.
- Check our full Costco class action page for the running list (updated continuously).
- Sign up for Class Action Buddy — you'll get a push notification when a settlement opens that you qualify for based on your stored purchase history.
- Bookmark our open settlements page for the current filable list across all brands.
Frequently Asked Questions
How do I know if I'm part of a class action against Costco?
Read the settlement notice if you've received one (email or letter from the settlement administrator), or check the settlement's official site for the class definition. For most consumer cases, anyone who was a Costco customer during the specified class period automatically qualifies.
Where do I file a claim if there's a current Costco settlement?
File directly with the settlement administrator listed on the official settlement website. You'll never be asked to pay anything to file a legitimate claim. Class Action Buddy can auto-fill the claim form using your saved profile if the settlement is in our active list.
Do I need a lawyer to join a Costco class action?
No. Class actions are designed so any qualifying class member can file a claim directly with the settlement administrator. The class is already represented by the named plaintiffs' attorneys; you just submit the claim form.
What if there's no current class action but I think there should be?
You can report a potential class action concern to a consumer-protection attorney for evaluation. Some firms specialize in evaluating tips about widespread consumer harm by Costco and similar companies.
Never miss a Costco settlement
Set up Class Action Buddy once. We notify you when a new settlement opens that you qualify for — and auto-fill the claim form in 60 seconds.
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