If the taxpayer does not maintain the increases in the level of investment and employment described in subsection (1) of section 77-27,188 to create a credit for at least three years after the year for which the credit was first allowed, the taxpayer shall lose all used and unused credits. The taxpayer shall repay to the state the amount of the used credits within one year after the failure to maintain such investment and employment.
Neb. Rev. Stat. §§ 77-27,188.02