No, an employer would not be required to file a W2 for an employee if no wages were paid. The employer is required to provide the W2 if Withholding, Social Security/Medicare was withheld or if she was exempt from withholding.
See About Form W-2, Wage and Tax Statement
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
