A taxpayer with a farming loss maybe elect to waive the carryback period for a net operating loss (NOL) by:

a Attaching a statement to the reuturn for the carryforward year.

b Filing an amendment for the NOL year return.

c Filing an amendment claiming the election for the carryback year.

d Attaching a statement to the tax return for the loss year, filed on or before the due date, including extensions.