Here u go... https://www.federalregister.gov/regulations/1615-AB92/allowing-certain-h-4-dependent-spouses-to-apply-for-employment-authorization
07/07/2011: Interesting USCIS Idea Looming up on the Horizon to Make a Rule to Allow EAD to H-4 Spouses of H-1B Professionals Working Under AC 21...