I9 section 3 >> Validation messages not displayed though no data entered in fields.

Validation messages should be displayed for below fields on Save button while these are empty:

1. Last Name and First Name
2. Date of rehire. (While List A and List B document not selected)
3. Document Number and Expiration Date in List A and List B. (While Document Title is selected)
4. Name of Employer and Authorized Representative