Labor certification-based I-140 immigrant visa petitions are classified under EB-2 (employment-based second preference), EB-3 (employment-based third preference) or a lower category. The offered position’s minimum requirements must be a master’s degree, or a bachelor’s degree and five years of full-time progressive experience, for the position to qualify under EB-2. The categorization of an immigrant visa petition is important as it may greatly affect the overall processing time of the permanent residency process. The following memorandum provides more background on this issue:
Visa Retrogression FAQ (E0531)