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INCOME TAXES
3 Months Ended
Mar. 31, 2022
INCOME TAXES  
INCOME TAXES

12. INCOME TAXES

The provision for income tax expense for the three months ended March 31, 2022 and 2021 was $3,558 and $2,208, respectively. The effective tax rate for the three months ended March 31, 2022 was 18.1% and differs from the federal statutory rate of 21% primarily due to a federal tax credit for energy efficient construction and partially offset by state income taxes. The effective tax rate for the three months ended March 31, 2021 was 17.1% and differs from the federal statutory rate of 21% primarily due to a federal tax credit for energy efficient construction and partially offset by state income taxes.