Section 70.323 - Assessment of divided parcel(1) DETERMINATION OF VALUE. (a) If a parcel of real property is divided, the owner of a divided parcel may request a valuation of the divided parcels. A request shall be in writing and submitted to the treasurer of the taxation district in which the property is located. If the taxation district treasurer is in possession of the tax roll, the treasurer shall make the requested valuation. If the tax roll has been returned under s. 74.43, the taxation district treasurer shall forward the request to the county treasurer, who shall make the requested valuation.(b) The appropriate treasurer shall, with the assistance of the assessor of the taxation district, attribute to each new parcel its value for the year of division. The value of each new parcel shall represent a reasonable apportionment of the valuation of the original undivided parcel, and the total of the new valuations shall equal the valuation of the original undivided parcel on January 1 of that year. The value of a new parcel as determined under this subsection is the value of that property for purposes of s. 70.32 for the year of division.(2) APPEAL. A determination under sub. (1) may be appealed by bringing an action in circuit court within 60 days after the determination is made. The court shall determine whether the value determined under sub. (1) represents a reasonable apportionment of the valuation of the original undivided parcel on January 1 of that year. If the court determines that the value does not represent a reasonable apportionment, the court shall redetermine the parcels' values, the total of which shall equal the valuation of the original undivided parcel on January 1 of that year.(3) LIEN EXTINGUISHED. Payment of all real estate taxes based on the value determined under sub. (1) or (2) extinguishes the lien against the parcel created under s. 70.01.(4) COOPERATION OF ASSESSOR. The assessor of the taxation district shall assist the treasurer of the taxation district or of the county under sub. (1).(5) NOT APPLICABLE WHERE WRITTEN AGREEMENT. This section does not apply if there is a written agreement providing for the payment of real property taxes on the divided parcels in the year of division.