DOL PERM (Form ETA-9089)
Permanent labor certifications filed when employers sponsor workers for green cards. Discloses offered salary, job title, worksite, required education, and prevailing wage. dol.gov performance data.
DOL LCA (Form ETA-9035)
Labor Condition Applications filed before H-1B, H-1B1, and E-3 petitions. Discloses the offered wage, the DOL prevailing wage, and the wage level (I-IV).
BLS OEWS
The Bureau of Labor Statistics Occupational Employment and Wage Statistics survey of ~1.1 million establishments, covering all workers across ~830 occupations. Used as the independent market benchmark. bls.gov/oes.
Cost of Living
State and metro cost-of-living indices from MERIC/C2ER and BEA Regional Price Parities, used for purchasing-power adjustments. See the full methodology.