File Form 140 and Form 140-SBI with the same filing status. If filing married filing separate returns, enter the name and social security number of the spouse.These forms can be obtained from the State website; Nationwide does not supply these forms. Income Tax Withholding. The PLAN consists of the provisions set forth in this document, and is applicable to each PUBLIC EMPLOYEE who participates in the PLAN. Box 12b: Nonqualified deferred compensation plans. This box will be filled out if your employer has provided you with nonqualified deferred compensation plans.