Wedding Catering Contract: The Headcount Lock, the Stacked Service Charge, and Two Other Traps

The quote was $185 per person for 150 guests. That is $27,750 in food and beverage. You signed.

The final bill arrives. There is the $27,750. There is an 18 percent service charge of $4,995. There is a "staff gratuity" line of $540 ($45 per staff for 12 servers). There is a "venue administrative fee" of $200. There is corkage of $480 on the bottles you supplied yourselves. There is sales tax on the whole thing.

Total: $36,665. The number you signed for was $27,750. The other $8,915 was in clauses you did not negotiate.

This post walks through the four clauses every wedding catering contract has that move real money. It is the catering spoke of the wedding-vendor cluster. The hub is wedding photographer contract red flags. The other spokes (venue, DJ, florist, videographer) cover the same four-clause shape with their vendor-specific twists.

TL;DR

• High risk: Headcount lock 14-30 days out. You pay for the guaranteed number even if guests drop. Negotiate 7-10 day lock + 10 percent downward adjustment.
• High risk: Service charge that is not gratuity. 18-22 percent on top of F&B, then staff gratuity layered on top of that.
• Medium risk: Menu substitution rights for "market unavailable" ingredients, often without notice.
• Medium risk: Corkage and outside-vendor fees stacked on top of the F&B minimum.
• The pre-signing math: take the per-person quote, add 25 percent for service+gratuity+admin, then add sales tax. That is the real number.

What's in this guide

1. The headcount-lock trap
2. The service charge that is not gratuity
3. Menu substitution rights
4. Corkage and outside-vendor fees
5. The pre-signing math you should run
6. Frequently asked questions

The headcount-lock trap

High risk

From a typical wedding catering contract, headcount section:

Client shall provide a guaranteed final headcount no later than
fourteen (14) days prior to the Event. The guaranteed headcount
shall constitute the minimum number of guests for billing purposes,
regardless of actual attendance. Increases above the guaranteed
count may be accommodated at Caterer's discretion and subject to
a surcharge of fifteen percent (15%) of the per-person rate.

What it means: Two weeks before the wedding, you lock a number. From that point forward, the caterer bills you for that number whether or not guests actually show up. A "guaranteed minimum 150 guests" line is a $185 × 150 = $27,750 floor that does not move down. The clause also makes upward adjustments expensive (15 percent surcharge on late additions), which is why caterers usually want a generous guaranteed number from the start.

The fix is on three axes:

• Move the lock date closer in. Negotiate a 7-to-10-day lock instead of 14-to-30. The closer the date, the more accurate the RSVP count.
• Permit a downward adjustment. Ask for the right to reduce the guaranteed count by up to 10 percent within the lock window. Most caterers will agree because they have enough lead time to adjust staffing.
• Cap the late-addition surcharge. The 15 percent late-addition surcharge is often negotiable to 5 to 10 percent, or sometimes eliminated entirely for additions within a 5-percent margin of the guaranteed count.

The clause is the same shape as the "growing fee" clauses in contract red flags. For the broader shape of payment-term mechanics, see payment terms in contracts.

The service charge that is not gratuity

High risk

From the pricing and fees section:

All food and beverage charges are subject to a service charge of
twenty percent (20%) of the total food and beverage bill. The
service charge is not a gratuity and is retained by Caterer to
cover operational and administrative costs. Gratuity for service
staff is not included and is at Client's discretion.

What it means: The 20 percent "service charge" goes to the caterer's business, not to the waiters or bartenders who serve your guests. The contract is explicit: "the service charge is not a gratuity." Tipping the staff is a separate ask, charged on top. On a $25,000 F&B bill, the service charge is $5,000 and the recommended staff tip is another $3,750 to $5,000. You signed for the food. You did not sign for the $9,000 of "service charge plus gratuity."

The legal framing is real. California Labor Code §351 and similar state laws require tips paid by customers to be distributed to the employees who earned them. Caterers carefully avoid calling the percentage charge a "tip" because that would trigger the distribution requirement. The IRS treats service charges as wages (taxable to the business) and gratuities as separate income (taxable to the employee), which is another reason the caterer keeps them separate.

The negotiation: ask for the service charge to be itemized as "administrative fee" rather than "service charge," and ask for a clear statement of what it covers. Some caterers will roll back the percentage when challenged (from 22 percent to 18 percent, or from 18 percent to 15 percent). Some will agree to include staff gratuity in the service charge if the percentage is closer to 25 percent total. Negotiate the structure, not the line.

The Federal Trade Commission finalized a pricing-transparency rule in 2024 that targets undisclosed mandatory fees in certain industries. Wedding catering has not been a direct enforcement target, but the framing is shifting.

Menu substitution rights

Medium risk

From the menu and food selection section:

Caterer reserves the right to substitute any menu item with a
comparable item of equal or greater value in the event that the
originally selected item is unavailable due to market conditions,
seasonal availability, or supplier constraints. Caterer shall not
be required to provide advance notice of any substitution.

What it means: The caterer can swap the halibut for cod, the filet for sirloin, the local strawberries for imported ones, all without telling you in advance. The "comparable item of equal or greater value" language is rarely enforced because there is no auditable definition of "comparable" and the couple does not have the receipts to challenge the substitution. The "shall not be required to provide advance notice" is the part that hurts: you find out at the reception.

The fix:

• Require 48-hour notice of any substitution, with a written alternative menu emailed to the couple
• Right of consent on substitutions exceeding a specific dollar threshold (typically $5 per plate or 10 percent of the entree's wholesale cost)
• Pricing pass-through cap so that the substitution's wholesale-price difference is credited back to the F&B total
• Specific carve-outs for items the couple has emphasized as critical (typically the entree and the cake)

Some caterers will refuse outright. The refusal is informative. Caterers with strong supplier relationships can usually commit to specific items 30 days out without supply-chain anxiety. Caterers who insist on broad substitution rights are revealing that their supply chain is brittle.

Corkage and outside-vendor fees

Medium risk

From the bar and beverage section:

All alcoholic beverages must be supplied and served by Caterer's
bar program. Client may, with Caterer's prior written approval,
provide one (1) signature wine for the toast, subject to a corkage
fee of twenty-five dollars ($25) per 750ml bottle. Outside vendors
providing services duplicative of Caterer's offerings are subject
to a fifteen percent (15%) administrative fee.

What it means: You can supply the toast wine, with a $25 corkage per bottle. For 100 guests at the toast, that is roughly 12 bottles, which is $300 in corkage on top of the bottle cost. The 15 percent administrative fee for outside vendors is a separate hit that comes up most often when couples bring a specialty dessert vendor, a coffee bar, or a late-night snack truck.

The fix is roughly the same as the venue corkage negotiation in the wedding venue contract post. Push corkage to $10 to $15 per bottle. Ask for a corkage cap (typically $200 to $400 total regardless of bottle count). Strike the 15 percent administrative fee for outside vendors whose services do not duplicate the caterer's offerings (a coffee bar is not a duplicate of catering; a dessert vendor partially is).

Stacked-fee math is the trap. The corkage is on top of the F&B minimum. The administrative fee is on top of the outside-vendor cost. The service charge is on top of everything. The fixed fee for the day-of coordinator is on top of that. None of these are individually large. The aggregate is consistently 25 to 35 percent above the headline per-person rate.

The pre-signing math you should run

Take the per-person quote. Multiply by your expected guest count. Then add the realistic markup:

1. Service charge: 18 to 22 percent of F&B. Add to the F&B subtotal.
2. Staff gratuity: 15 to 20 percent of F&B, paid separately. Add again to the F&B subtotal.
3. Corkage and outside-vendor fees: Estimate $300 to $1,500 depending on your bar program and outside vendors. Add to the running total.
4. Sales tax: Apply your state's sales-tax rate to the F&B plus the service charge. (Most states tax service charges; most do not tax separately-paid gratuities.)
5. Late-addition or upgrade surcharges: Build a 5-percent buffer for last-minute changes.

The realistic markup is 25 to 35 percent above the headline per-person rate. A "$185 per person for 150 guests = $27,750" quote often becomes a $35,000 to $37,500 final bill. Run the math before you sign. Adjust the per-person rate or the guest count to land at a number you actually have budgeted.

For the broader shape of stacked-fee contracts, see contract red flags.

Frequently asked questions

The FAQs above cover the questions Google surfaces in People Also Ask for "wedding catering contract." For the hub of the wedding-vendor cluster, see wedding photographer contract red flags. For the venue and corkage interaction, see wedding venue contract red flags. For the broader shape of payment-term mechanics that interact with catering fees, see payment terms in contracts.

Redline reads wedding-vendor contracts in plain English. Paste the caterer's PDF, snap a photo of the proposal, or upload the e-signed contract, and Redline flags the headcount-lock mechanics, the service-charge math, the substitution language, and the stacked outside-vendor fees in seconds. One scan, one dollar. Available on iOS and Android.