The iCERT Portal System is currently unavailable. IMPORTANT ANNOUNCEMENT (Updated January 2, 2019, 12:00PM EST): Within the first five minutes of opening the semi-annual H-2B certification process on January 1, 2019, the U.S. Department of Labor iCERT system had an unprecedented demand for H-2B certifications with more than 97,800 workers requested in pending applications for the 33,000 available visas.