Manual Selection of Lines Calculated Smart Worksheet After checking 2014 above and then making changes in your return TurboTax will determine the lines on the 1040X that should be calculated. If needed for your situation you can check the boxes below to manually determine which lines on the 1040X will calculate. A Lines 1-22 -Filing status/income/adjustments/itemized deduction/standard deduction B Lines 1-31 - Exemptions Lines 5-22 - Tax before credits Lines 6-22 - Nonrefundable credits/other taxes E Lines 10-22 - Payments and refundable credits EFTA01220911