Specifies that the amendatory Act may be referred to as Sami's Law. Amends the Equitable Restrooms Act. Provides that the owner or operator of each public building and State-owned building shall install and maintain in that building at least one adult changing station that is publicly accessible if the building is constructed 2 or more years after the effective date of the amendatory Act or if certain alterations or additions are made to the building 4 or more years after the effective date of the amendatory Act. Requires the owner or operator of a public building and the owner or operator of a State-owned building to ensure that certain information about the location of adult changing stations in the buildings is provided. Defines terms.