Go to http://www.ada.gov/pools_2010.htm for more information, or contact the ADA National Network at 1-800-949-4232.
For additional information, take a look at the following resources:
FAQ: Is my building "grandfathered in" under the older 1991 ADA Standards for Accessible Design or do I need to comply with the 2010 ADA Standards?
Fact Sheet: Accessible Lodging
The website was last updated April, 2021