Versions of Nebraska Statutes 77-6704. Tax credit; refundable; procedure for certain taxpayers on LawServer 2023 Nebraska Statutes 77-6704. Tax credit; refundable; procedure for certain taxpayers 2022 Nebraska Statutes 77-6704. Tax credit; refundable; procedure for certain taxpayers 2021 Nebraska Statutes 77-6704. Tax credit; refundable; procedure for certain taxpayers