Google’s Loyalty Customer Match Update (October 2, 2026): The Member-Pricing Playbook Michigan Retailers Should Run Before Black Friday

On October 2, 2026, Search Engine Roundtable reported that Google rewrote its Merchant Center loyalty program documentation: member benefits are now listed for AI Mode and the Gemini app (US only), the program spans 14 countries, and member data can flow through the Merchant API as well as Customer Match. The same help pages now state that loyalty participation is open to merchants who don’t advertise at all.

That last line matters more than the AI Mode headline. Until now, “member pricing on Google” sounded like a feature for retailers with national ad budgets. The updated docs describe something a three-store hardware chain can set up with a spreadsheet, a customer list, and an afternoon.

What changed in Google’s loyalty program documentation on October 2, 2026?

Google expanded where member offers appear and who can use them. According to Search Engine Roundtable, the help documentation now names AI Mode and Gemini as placements, adds a Merchant API route for loyalty Customer Match, and clarifies that non-advertisers can participate.

The specifics, as reported by Barry Schwartz at Search Engine Roundtable and summarized by Relevant Audience on October 3:

• New placements: AI Mode and Gemini Apps, listed as US only.
• 14 countries: India, Italy, the Netherlands, South Korea, and Spain were added to a list that already included the US, UK, Canada, Australia, Germany, France, Brazil, and Mexico. Japan runs under separate points-program rules.
• New member-identification route: loyalty Customer Match through the Merchant API.
• Policy clarifications: participation is open to non-advertisers, and programs can’t require eventual payment, which rules out certain free trials.

This was a documentation change, not a press release, and Google hasn’t published a rollout schedule. Treat AI Mode placement as eligible, not guaranteed.

How does Google decide which shopper sees your member price?

Google shows a member price only to a shopper it can identify as a member. Your feed carries two prices for the same product — the public one and a tier-specific one inside the loyalty_program attribute — and Google’s identification layer decides which one renders.

Google’s Merchant Center Help lists four ways a shopper gets identified: a Customer Match list in Google Ads, a loyalty data upload through the Merchant API, Google Wallet, or the shopper declaring membership while browsing. Customer Match works by matching the hashed emails or phone numbers you upload against signed-in Google accounts.

That mechanism lets you predict the failure cases. A member who joined with a work email but shops while signed into a personal Gmail account doesn’t match, so they see your regular price. A loyalty program that captures only phone numbers at the register matches only when those numbers are attached to Google accounts. The quality of your member list sets the ceiling on how many members ever see the offer.

There’s also a display threshold. Google’s help documentation says loyalty pricing shows when the discount is at least 5% or at least 5 units of currency. A 4% member discount on a $60 jacket ($2.40 off) never appears. A 3% discount on a $200 trolling motor ($6 off) does, because it clears the $5 test even though it misses the 5% test.

Does the “up to 20% CTR lift” mean loyalty pricing will grow sales?

Not necessarily. When Google expanded the program in March 2026, it said some retailers saw up to a 20% lift in click-through rate when showing tailored offers to existing loyalty members, as reported by Search Engine Land and PPC Land. “Up to” describes the best case, and click-through rate is the wrong scoreboard for this feature.

The people who see the offer already belong to your program, and many would have clicked anyway. A higher CTR from that group can simply mean you paid a discount to win a click you’d already earned. The question is whether the discount brings in purchases that would otherwise have gone elsewhere.

That splits retailers into two groups:

• Likely winners: stores selling the same SKUs as big-box competitors — tools, outdoor gear, auto and marine parts — where members compare prices on Google before buying. Here a visible member price can keep a cross-shopping member from drifting to a national chain.
• Likely losers: specialty shops whose members are already loyal and buy on expertise or availability. For them, a Google-visible discount mostly hands margin to people who would have paid full price.

Google’s customer retention feature for loyalty members includes tiered reporting across up to seven tiers. Use it to compare member conversion rate and average order value before and after launch, not CTR.

Why does this update matter for Michigan retailers in particular?

Michigan’s independent retail base is heavy on multi-location specialty stores that already run loyalty programs at the register — hardware, outdoor and hunting, marine and powersports parts, ski and bike shops. Those programs were built around the POS system, not Google, which creates two problems.

First, list quality. Register-built programs often collect a phone number and nothing else, and as explained above, that limits Customer Match. A Kalamazoo outdoor retailer with 18,000 members might find that only a fraction can be matched to Google accounts.

Second, in-store pricing. Many Michigan chains give members an in-store price that differs from the website price. Google’s documentation says member benefits can appear on local inventory ads, but when online and in-store attributes differ, you need separate product IDs. A Livonia hardware store that lumps both into one feed will either show the wrong price or trigger a mismatch.

The calendar adds pressure. Michigan’s regular firearm deer season opens November 15, and for outdoor retailers in Grand Rapids, Traverse City, and Sterling Heights, demand for blaze orange apparel, trail cameras, and hand warmers peaks just before the Black Friday weekend. Member pricing set up correctly by early November covers both peaks.

How should a small team set up loyalty pricing in Merchant Center this week?

Run a 50-SKU pilot first. A three-person team can finish this in a week:

1. Check program eligibility. Google’s help docs allow free-to-join, spending-based, paid-membership, and loyalty-credit-card programs. Occupation-based tiers (student, military, first responder) and card-required free trials are not allowed.
2. Turn on the loyalty program add-on in Merchant Center and name your program and tiers. Google requires feed labels to match these names exactly, so copy them into a shared doc now.
3. Add the attribute to 50 test SKUs. In a Google Sheets feed, the header is loyalty_program(program_label:tier_label:price:member_price_effective_date). Pick products where your member discount clears 5% or $5, and set an effective date that ends when the promotion does.
4. Match the website. Google’s help documentation says the member price shoppers see on your site must match the price you submit. Make sure logged-in members actually see that price at checkout.
5. Build tiered Customer Match lists from your loyalty export, split into up to seven tiers. Small teams can upload through the Google Ads interface. For automated syncs, PPC Land reports that the Data Manager API has been the required route since April 1, 2026. If you’ve opted into list matching changes, review our breakdown of Google Ads Enhanced Matching for Customer Match and its 60-day expiry before uploading.
6. Turn on “show member benefits” first and wait on “bid higher for members.” Google recommends turning on both settings in Performance Max and Shopping. Our view: higher bids on people who already shop with you is where wasted spend hides. Run two weeks of tiered reporting before you raise member bids.
7. Set a baseline. Export the last 30 days of member versus non-member conversions and average order value. Without a baseline, you’ll end up judging the pilot on CTR.

If you don’t run Google Ads, skip steps 5 and 6. The updated documentation says non-advertisers can participate, with members identified through the Merchant API, Google Wallet, or self-declaration on free listings.

What dates should Michigan retailers plan around?

Use this calendar to set up member pricing before holiday traffic peaks:

• October 2, 2026: Search Engine Roundtable reports the documentation update.
• October 5–16: Run the 50-SKU pilot and upload the first tiered lists.
• Late October: Expand to the full catalog only if member order value holds up.
• November 15: Michigan’s regular firearm deer season opens, the outdoor-retail peak.
• November 26–30: Thanksgiving, Black Friday (November 27), Small Business Saturday (November 28), and Cyber Monday (November 30).

Promotion settings interact with member pricing during that window. If you use Google’s new holiday controls, read our guide to Google Ads Promotion Mode and its locked Target ROAS so that a member discount and a promotion bid strategy don’t fight each other.

Frequently asked questions

Do I need to run Google Ads to show member prices on Google?

No. As reported by Search Engine Roundtable on October 2, 2026, Google’s updated documentation says loyalty participation is open to non-advertisers. Member offers can appear on free listings, with members identified through the Merchant API, Google Wallet, or self-declaration. You only need a Google Ads account if you want to use Customer Match lists or loyalty bidding.

Will member prices appear in AI Mode outside the United States?

Not yet, according to the documentation. Google’s Merchant Center Help lists AI Mode and Gemini Apps as US-only placements, even though the loyalty program covers 14 countries. A Detroit retailer that also targets Windsor shoppers can show member pricing in Canadian Shopping placements, but shouldn’t expect it in Canadian AI Mode results.

Can a military or student discount count as a loyalty tier?

No. Google’s help documentation specifically excludes occupation-based tiers, including student, military, and first-responder discounts. Keep those offers as regular sale prices or promotions instead. Also skip programs that require a credit card for a free trial, because Google’s documentation says loyalty programs cannot require eventual payment.

How large does a member discount need to be before Google shows it?

Google’s help documentation says loyalty pricing appears when the discount is at least 5% or at least 5 units of currency. On low-priced items, the percentage test usually decides it. On expensive items like outboard parts or snowblowers, even a small percentage can clear the $5 test and still display.