United States. Congress, American Recovery and Reinvestment Act of 2009…
“ Qualified business.—The term `qualified business' means any trade or business except that— " (A) the rental to others of real property located in a recovery zone shall be treated as a qualified business only if the property is not residential rental property (as defined in section 168 (e) (2) ) , and " (B) such term shall not include any trade or business consisting of the operation of any facility described in section 144 (c) (6) (B) . " ”
