Neb. Rev. Stat. §§ 77-1504
The county board of equalization may meet on or after June 1 and on or before July 25, or on or before August 10 if the board has adopted a resolution to extend the deadline for hearing protests under section 77-1502, to consider and correct the current year's assessment of any real property which has been undervalued or overvalued. The board shall give notice of the assessed value to the record owner or agent at his or her last-known address.
The county board of equalization in taking action pursuant to this section may only consider the report of the county assessor pursuant to section 77-1315.01.
Action of the county board of equalization pursuant to this section shall be for the current assessment year only.
The action of the county board of equalization may be protested to the board within thirty days after the mailing of the notice required by this section. If no protest is filed, the action of the board shall be final. If a protest is filed, the county board of equalization shall hear the protest in the manner prescribed in section 77-1502, except that all protests shall be heard and decided on or before September 15 or on or before September 30 if the county has adopted a resolution to extend the deadline for hearing protests under section 77-1502. Within seven days after the county board of equalization's final decision, the county clerk shall mail to the protester written notice of the decision. The notice shall contain a statement advising the protester that a report of the decision is available at the county clerk's or county assessor's office, whichever is appropriate.
The action of the county board of equalization upon a protest filed pursuant to this section may be appealed to the Tax Equalization and Review Commission on or before October 15 or on or before October 30 if the county has adopted a resolution to extend the deadline for hearing protests under section 77-1502.
Neb. Rev. Stat. §§ 77-1504