A collection agency entering into a contract with the Tax Commissioner for the collection of delinquent taxes pursuant to sections 77-377.01 to 77-377.04 agrees that it is receiving income from sources within this state or doing business in this state for purposes of the Nebraska income tax laws pursuant to section 77-2733 or 77-2734.02.
Neb. Rev. Stat. §§ 77-377.04