Certified Payroll Professional Practice Exam 2026 – Your All-in-One Guide to Exam Success

The Wage Determination Number (WD) is used to identify wage levels. This number is crucial for determining the appropriate wage rates that must be paid to workers on federally funded construction projects. By assigning specific WD numbers to different job classifications, contractors and subcontractors can ensure that they are paying their workers the correct prevailing wages as required by the Davis-Bacon Act and related Public Service Acts. Option A, calculating retirement benefits, Option C, determining Medicaid eligibility, and Option D, allocating vacation days, are not functions directly related to the purpose of the Wage Determination Number in the context of the Public Service Acts.