The child support guidelines shall be applied as a rebuttable presumption. All orders for child support obligations shall be established in accordance with the provisions of the guidelines unless the court finds that one or both parties have produced sufficient evidence to rebut the presumption that the guidelines should be applied. All stipulated agreements for child support must be reviewed against the guidelines and if a deviation exists and is approved by the court, specific findings giving the reason for the deviation must be made. Findings must state the amount of support that would have been required under the guidelines and include a justification of why the order varies from the guidelines. Deviations must take into consideration the best interests of the child. In the event of a deviation, the reason for the deviation shall be contained in the findings portion of the decree or order, or worksheet 5 should be completed by the court and filed in the court file. Deviations from the guidelines are permissible under the following circumstances:
All orders for child support, including modifications, must include a basic income and support calculation worksheet 1, and if used, worksheet 2 or 3.
Neb. Sup. Ct. R. 4-203