Historical Files The links below will take you to various historical documents, features, and downloads related to the Income Shares Guidelines.   Guidelines/Rules - Prior to July 22, 2008 The complete text of Tennessee's new Income Shares Child Support Guidelines, prior to July 22, 2008.   Guidelines Subsections       Child Support Worksheet Instructions Detailed instructions for using the Child Support Worksheet to calculate a child support obligation.       Child Support Worksheet The worksheet to be used by both parents for calculation of all child support obligations.       Credit Worksheet Instructions Detailed instructions for using the Credit Worksheet to calculate the credits against gross income available to either parent for the support provided to other children for whom the parent is legally responsible.       Credit Worksheet The worksheet to be used by both parents, as appropriate, for calculating the amount to be used on the Child Support Worksheet as a credit against gross income for support provided to other children.     Excel Worksheets - Previous Version Excel Worksheets MAC - Previous Version Web Calculator - Previous Version FAQ's prior to July 22, 2008 Walkthrough prior to July 22, 2008 Training Presentation prior to July 22, 2008 Interpretive Guide prior to July 22, 2008 Home