Costco Membership Cancellation & Refund Guide 2026: How to Cancel, Get Your Money Back, and What the Class Action Lawsuit Means for You

Costco has one of the most generous membership cancellation policies in retail: a 100% satisfaction guarantee that lets you cancel at any time and get a full refund of your annual fee, regardless of how much of the year has passed. It is so generous that some people exploit it — and Costco has started pushing back.

The policy is now also at the center of a class action lawsuit filed on April 11, 2026, in the U.S. District Court for the Northern District of California. The lawsuit accuses Costco of violating California's Automatic Renewal Law by sending membership renewal notices too early and failing to provide a "straightforward" online cancellation method. A preliminary hearing is scheduled for June 2026.

This guide covers everything you need to know about cancelling your Costco membership, getting your refund, managing auto-renewal, understanding the lawsuit, and avoiding common mistakes.

Costco Membership Tiers and Pricing

| Membership | Annual Cost | Key Benefits | |---|---|---| | Gold Star | $65/year | Two cards (primary + household), warehouse access, Costco.com shopping, gas, pharmacy, optical | | Executive | $130/year | Everything in Gold Star, plus 2% annual reward (up to $1,250), early shopping hours, $10/month same-day delivery credit on orders $150+ | | Business | $65/year | Same as Gold Star for business owners, can add additional cardholders | | Business Executive | $130/year | Business membership plus 2% reward and Executive benefits |

Both tiers include a free household card for another adult at the same address. Costco raised its membership fees recently — the Gold Star tier was previously $60 and Executive was $120.

The 100% Satisfaction Guarantee: Costco's Refund Policy

Costco states clearly on its website and in its membership agreement: "We will cancel and refund your membership fee at any time if you are dissatisfied."

This is not prorated. It is not conditional. You could join Costco on January 1, shop every week, and cancel on December 31 — and still receive a full refund of your $65 or $130 annual fee.

The Executive 2% Reward Catch

If you have an Executive membership and earned a 2% annual reward, any reward that was already issued or accrued will be subtracted from your refund and forfeited to the extent it exceeds the refund amount. For example, if your annual reward was $80 and you cancel an Executive membership, Costco subtracts that from the $130 refund, netting you $50 back on the membership fee.

How to Cancel Your Costco Membership

Method 1: In Person at Any Warehouse (Fastest)

1. Go to the membership counter at any Costco warehouse
2. Bring your membership card and a photo ID
3. Tell the team member you want to cancel
4. They process the cancellation and issue your refund immediately

This is the fastest method. You get your money back on the spot. The refund is typically issued to your original payment method or as a cash refund at the counter.

Method 2: Online Form (Auto-Renewal Refund Only)

If your membership was automatically renewed and you want to cancel and get a refund, Costco has an online form you can fill out. Search for "Costco membership cancellation form" or check Costco's customer service portal for the auto-renewal refund request form. This option is only available when disputing an auto-renewal charge.

Method 3: By Phone

1. Call 1-800-774-2678 (Costco Member Services Center)
2. Speak to a live agent — there is no automated cancellation system
3. Provide your membership number and verify your identity
4. The agent processes the cancellation
5. Your refund takes a few business days to process and appear on your payment method

What You CANNOT Do: Cancel Online

Costco does not offer online cancellation. You can join, renew, and upgrade to Executive online, but cancelling or downgrading requires a phone call or warehouse visit. This is a key complaint in the ongoing class action lawsuit — California law requires that businesses allow consumers to cancel using the same method they used to sign up.

Auto-Renewal: How It Works and How to Turn It Off

Costco memberships automatically renew each year on the first day of your renewal month. The fee is charged to whatever payment method is on file.

How to Turn Off Auto-Renewal

1. Log into your Costco.com account
2. Go to Account Details → Membership
3. Find the Auto Renewal setting and turn it off

You must turn off auto-renewal at least three business days before the first day of your renewal month, or you will be automatically charged for another year.

If You Were Charged Without Realizing It

Costco does not always send clear renewal reminders. Multiple consumers have reported being charged without adequate notice. If this happened to you:

1. Call 1-800-774-2678 immediately
2. Request a cancellation and full refund
3. Costco's satisfaction guarantee means you are entitled to the full refund regardless

The Class Action Lawsuit: What Happened

On April 11, 2026, California resident Russel George filed a class action lawsuit against Costco in the U.S. District Court for the Northern District of California. The case is scheduled for a preliminary hearing in June 2026.

What the Lawsuit Alleges

Claim 1: Renewal notices sent too early California's Automatic Renewal Law requires businesses to send renewal notices no earlier than 45 days and no later than 15 days before the renewal date. George claims Costco sent his renewal notice 60 days before the renewal — outside the legally required window. He argues that an early notice is effectively useless because consumers forget about it by the time the charge hits.

Claim 2: No online cancellation option California law requires that businesses allow consumers to cancel subscriptions using the same method they used to sign up. If you signed up online, you should be able to cancel online. Costco only offers cancellation by phone or in person. The lawsuit argues this violates California's requirement for a "straightforward" exit.

Claim 3: Missing required information in notices California law requires renewal notices to include specific information about the auto-renewal terms. The lawsuit claims Costco's notices were deficient.

What This Means for You

• If you live in California: You may be part of the class if Costco auto-renewed your membership. Monitor the case for updates. You can still cancel and get a refund through the normal process while the lawsuit proceeds.
• If you live outside California: The lawsuit does not directly affect you, but it may push Costco to add online cancellation for all members. You can still cancel by phone or in person and get a full refund.

Context: The FTC's Click-to-Cancel Rule

The FTC attempted to establish nationwide "click-to-cancel" rules in 2024 that would have required businesses to make cancellation as easy as enrollment. A federal appeals court struck down that regulation in July 2025, ruling the FTC did not follow proper procedures. The Costco lawsuit is proceeding under California state law instead.

Executive Membership: Should You Downgrade Instead?

If you have an Executive membership ($130/year) but are not earning enough in 2% rewards to justify the extra $65, you can downgrade to a Gold Star membership ($65/year) instead of cancelling entirely.

How to Downgrade

The process is the same as cancellation — visit a warehouse membership counter or call 1-800-774-2678. Tell them you want to downgrade from Executive to Gold Star.

Refund on Downgrade

You receive a refund of the $65 difference between Executive and Gold Star. However, any 2% reward already issued or accrued is subtracted from the refund.

When Downgrade Makes Sense

• You spend less than $3,250/year at Costco (the break-even point for the 2% reward covering the $65 upgrade)
• You do not use Executive perks like early shopping hours (1 hour early on weekdays, 30 minutes on weekends) or the $10 monthly same-day delivery credit on orders over $150
• You still want warehouse access but at the lower price point

Note: Executive member purchases made up 74.2% of Costco's net sales in the most recent quarter, which is why Costco is investing more in Executive-exclusive perks. In 2026, Executive members also get priority access to certain limited items and special shopping events.

What Happens After Cancellation

Immediate Effects

• Your membership card is deactivated
• You lose access to all Costco warehouses
• You can no longer shop at Costco.com (members-only items)
• Costco gas stations require membership — you lose gas access
• Costco Travel, pharmacy, and optical services require active membership
• Any Costco Shop Card funds in your Costco Wallet remain yours, but you may not be able to redeem them without a membership

Refund Timeline

• In-person cancellation: Refund issued immediately
• Phone cancellation: Refund processed within a few business days

Rejoining Costco

You can rejoin Costco at any time by signing up for a new membership. However, repeatedly cancelling and rejoining to exploit the satisfaction guarantee is flagged by Costco's system. The company may refuse membership to people who cancel more than once and try to rejoin, or who cancel right before their renewal date and immediately re-sign.

Costco Membership vs. Alternatives

If you are considering cancelling, here is how Costco compares to alternatives:

| Feature | Costco | Sam's Club | BJ's | Amazon Prime | |---|---|---|---|---| | Annual Cost | $65–$130 | $50–$110 | $55–$110 | $139 | | Online Cancellation | No | Yes | Yes | Yes | | Satisfaction Guarantee | Full refund anytime | Full refund within 30 days | Full refund within 90 days | Pro-rated refund | | Gas Stations | Yes | Yes | Limited | No | | Free Shipping | Most items online | Most items online | Most items online | Free 2-day on Amazon |

The Costco Tariff Refund Lawsuit: A Separate Issue

Costco is also facing a separate class action lawsuit related to tariff refunds. After the Supreme Court struck down IEEPA tariffs in February 2026, businesses became eligible for refunds of approximately $166 billion in tariff payments. Costco, which paid tariffs on imported goods, could receive a significant refund. The lawsuit argues that Costco should pass those tariff refunds on to consumers who paid higher prices — not pocket the difference.

This is separate from the membership cancellation lawsuit and does not affect your ability to cancel your membership and get a refund.

Step-by-Step: The Optimal Cancellation Strategy

1. Check your renewal date — log into Costco.com and find when your membership renews
2. Turn off auto-renewal online at least 3 business days before renewal if you do not want to be charged
3. If you were already charged, call 1-800-774-2678 or visit a warehouse to cancel and get a full refund
4. Request an immediate refund — Costco's satisfaction guarantee entitles you to it
5. Use up any Costco Shop Card balances before cancelling — you may not be able to redeem them without membership
6. If you are an Executive member, consider downgrading to Gold Star instead of cancelling entirely if you still want warehouse access

Key Contacts

• Costco Member Services: 1-800-774-2678
• Costco.com Account Management: costco.com → Account Details → Membership
• Costco Customer Service Portal: customerservice.costco.com
• California AG Consumer Complaints: oag.ca.gov/consumers

FAQ

Can I cancel my Costco membership online?

No. Costco does not offer online cancellation. You must visit a warehouse membership counter or call 1-800-774-2678. This is a key complaint in the ongoing class action lawsuit.

Will I get a full refund if I cancel my Costco membership?

Yes. Costco's 100% satisfaction guarantee means you get a full refund of your annual fee regardless of when you cancel during the year. The only exception is that any Executive 2% reward already issued is subtracted from the refund.

Can someone else cancel my membership for me?

No. Only the primary member can cancel. Secondary cardholders and household members cannot cancel the account. The primary member must bring their membership card and photo ID to the warehouse, or call with their membership number.

What happens to my Costco Shop Card balance after cancellation?

The funds do not expire, but you may not be able to redeem Shop Cards in the Costco Wallet without an active membership. Use your balance before cancelling.

How do I stop Costco from auto-renewing my membership?

Log into Costco.com, go to Account Details → Membership, and turn off Auto Renewal at least 3 business days before your renewal month begins.

What is the Costco class action lawsuit about?

Filed April 11, 2026, the lawsuit alleges Costco violated California's Automatic Renewal Law by sending renewal notices too early (60 days before renewal instead of the legally required 15–45 days) and not offering online cancellation. A preliminary hearing is scheduled for June 2026.

Can I rejoin Costco after cancelling?

Yes, but repeatedly cancelling and rejoining to exploit the satisfaction guarantee may cause Costco to flag your account and refuse future memberships.

Can I downgrade from Executive to Gold Star instead of cancelling?

Yes. Visit a warehouse or call 1-800-774-2678 and request a downgrade. You receive a refund of the $65 difference, minus any Executive 2% reward already issued.