What happens if you make a mistake; will you pay the penalties? by dennism | Sep 15, 2020 | Payroll, Payroll Services Created OnSeptember 15, 2020Last Updated OnSeptember 15, 2020bydennism You are here: KB Home Bookkeeping Payroll What happens if you make a mistake; will you pay the penalties? < Go Back If ADP was 100 percent at fault, they may pay the penalties and interest, reviewed on a case by case basis.