Normally, Form W-4 does not expire. But, if an employee claims they are exempt from federal income tax, they need to give you a new Form W-4 each year to keep the exemption. An exemption from withholding is only good for one year. Employees must give you a new W-4 each year to...
TurboTax Online Business Products: For TurboTax Live Assisted Business and TurboTax Full Service Business, we currently don't support the following tax situations: C-Corps (Form 1120) and entities electing to be treated as a C-Corp, Trust/Estates (Form 1041), Tax Exempt Entities/Non-Pr...