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Glossary

Rooming list

Janina Engels

Janina Engels · Head of Growth

Published

A rooming list is the document an agency sends a hotel naming each guest in a group block, with their room type, sharing arrangement and arrival and departure dates.

How does a rooming list work in practice?

The signed contract gives you a room block, and a block is only a number. The rooming list puts names to it, with room type, sharing arrangement and dates for each guest. The hotel loads it against the block for check-in and billing.

Attendees drop out, add a partner or change flights. Each change has to reach the hotel before the contract's rooming list cut-off, and the contract wording decides what happens to unnamed rooms after that date. Read that clause before you sign. Most hotels define a group as 9 or 10 rooms per night under one contract, so even a small incentive trip falls under group terms.

What does a wrong rooming list cost?

Attrition is usually the biggest cost. Most hotel contracts require you to fill between 80% and 90% of the block, and penalties commonly run between 50% and 80% of the room rate for each unoccupied room below the threshold. If your list overstates the real count, you find the exposure after the date to release rooms has passed. See attrition for how the clause works.

Billing comes second. Roommaster warns that groups run through spreadsheets and email chains lose money on contract attrition and billing errors. In our view, the riskiest rooming list is the one that exists twice: in the agency spreadsheet and in the hotel's system. Ask the hotel which copy it treats as final, and reconcile the two before the cut-off.

More on manual tracking as volume grows: Hotel RFP software vs spreadsheets: when spreadsheets stop working.


GatheroniX tracks rooming lists, changes and deadlines in its Attendees module and sends updates to the hotel. Attendees sits alongside Requests, Offers, Contracts and Payments in one lifecycle. Request a demo.

Sources

  1. Managing Group Bookings for Hotels: A Complete 2026 Guide, roommaster
  2. Hotel Attrition Clause: What Event Planners Need to Know, Hopskip

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