22

States that have some sort of titling law and/or licensing requirement for interior designers

Institute for Justice

3,000,000+

Construction trade professionals who would be negatively affected by nationwide interior design regulation

Interior Design Protection Council

17/20

States in which legislative efforts to regulate interior design failed in 2008 and 2009, respectively

National Kitchen & Bath Association

14

States in which attempts to regulate interior design are currently active, as of March 2010

National Kitchen & Bath Association