Step 1: Under My Profile on the left, click PROJECT START WORK.
Step 2: Click ADD in the W4 field.
Step 3: Complete the Federal Withholding section or click I'M CLAIMING TAX EXEMPT STATUS if applicable.
Step 4: Complete the State Withholding section. If your state withholding is the same as federal, click COPY FROM FEDERAL.
Step 5: Click SAVE.
NOTE: The W4 does not have to be approved by the employer. A new W4 can be added by the employee at any time.