RSA 353:3-bb Refusal or Denial of Accommodations.

I. A hotel keeper, including any person keeping public lodging houses, tourist camps, or cabins, may refuse or deny any accommodations, facilities, or privileges of a hotel, lodging house, or campground to:
(a) Any person who is unwilling or unable to pay for accommodations and services of the hotel, lodging house, or campground. The hotel keeper may require the prospective guest to demonstrate the ability to pay by cash, valid credit card, or a validated check.
(b) Any person under the age of 18 who does not present a signed notification from a parent or legal guardian that the parent or legal guardian accepts liability of the guest room or campground site costs, taxes, all charges by the guest, and any damages to the hotel, lodging house, campground, guest room, or its