The regulation was rolled out in phases (depending upon the scale of the business) which arrived into impact in January 2014. Medical insurance for Sharjah visa holders has become a requirement so it's best if you obtain in contact with Alia insurance broker immediately after setting foot in Sharjah. http://medical-insurance00764.acidblog.net/22640540/medical-insurance-in-sharjah-things-to-know-before-you-buy