The second regulation required states to make "reasonable modifications" in policies, practices and procedures in order to avoid discrimination, unless the state "can demonstrate that making the modifications would fundamentally alter the nature of the service, program or activity."
States could avoid changes if they could demonstrate that "fundamental alterations" were required. The Olmstead ruling in 1999 turned up the heat for change.
A number of initiatives during the 1990s increased support to people with developmental disabilities having homes of their own. Several federal programs developed in the late 1980s and early 1990s began to offer housing options for adults with developmental disabilities.