Final answer:
A supervisor must certify timecards for their employees no later than close of business on the designated day to ensure accurate and timely payment and proper record-keeping.
Step-by-step explanation:
A supervisor must certify timecards for their employees no later than close of business on the designated day.
This is important because it ensures accurate and timely payment for employees and helps the company maintain proper record-keeping.
For example, if an employee's timecard is not certified by the supervisor on time, it could lead to a delay in their pay or errors in payroll calculations.