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Iowa UI Average Benefit Cost Rate and Average Tax Rate Based on Total Wages

Published by data.iowa.gov | State of Iowa | Catalog Last Checked: May 06, 2026 at 06:58 AM | Dataset Last Updated: February 16, 2026
This dataset computes the Benefit Cost Rate and Average Tax Rate based on total wages. UI benefits and contributions are divided by total wages in order to control for employment and wage growth. The highest Benefit Cost Rate was 2.63% in 1982. The highest Average Tax Rate based on total wages was 1.89% in 1985. The lowest Benefit Cost Rate was 0.35% in 2023. The lowest Average Tax Rate based on total wages was 0.49% in 1988. Data excludes reimbursable employers. (Time period: 1980-2025).

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