Effective June 29, 2009, the USCIS has resumed Premium Processing Service for certain categories of Form I-140, Immigrant Petition for Alien Worker. The USCIS will now accept Premium Processing requests for EB-1 Aliens with Extraordinary Ability, EB-1 Outstanding Professors and Researchers, EB-2 Members of Professions with Advanced Degrees or Exceptional Ability not seeking a National Interest Waiver, EB-3 Professionals, EB-3 Skilled Workers, and EB-3 Workers other than Skilled Workers and Professionals. At this time, Premium Processing Service continues to be unavailable for EB-1 Multinational Executives and Managers and EB-2 Members of Professions with Advanced Degrees or Exceptional Ability seeking a National Interest Waiver. The Premium Processing Service guarantees a decision or other appropriate action by the USCIS within 15 calendar days of receipt for an additional $1,000 processing fee.