Filing and 2 O O Attaching a statement to Filing an amendment claiming the election Mark for follow up Question 67 of 75. When should the alternative minimum tax NOL be computed? Anytime there is an NOL and the taxpayer's AGI is greater than $150,000. Anytime a casualty or theft loss has occurred which can be carried forward three or more years. Anytime a taxpayer has any minimum tax adjustments or preference items in the loss year or in any year to which the loss is carried o Whenever the taxpayer's AGI is greater than $150,000