Provides that the true tax value of commercial real property commercial property with a structure, or a portion thereof, that: (1) is at least 100,000 square feet in area; (2) is used for retail purposes; and (3) is occupied by a single retailer; shall be determined by application of the cost approach. Provides that the application of the cost approach requirement is not applicable if the property was: (1) vacated by the original occupant for which the property was constructed; (2) constructed more than five years prior to the assessment date; or (3) substantially and adversely impacted by a change in a roadway or traffic pattern. Provides that estimates of depreciation and obsolescence shall not be based on data derived from the sales comparison or income capitalization approaches. Requires the department of local government finance (department) to establish a standard construction cost per square foot for the purpose of applying the cost approach. Requires the department to update the standard construction cost per square foot annually. Provides that when requesting a review, a taxpayer may present an appraisal based on the cost approach as evidence that the actual construction cost was lower than the department's determined standard construction cost per square foot that was used to assess the property. Provides that the parties to any appeal may enter into a written agreement to stipulate to the true tax value of the property. Provides that the fiscal officer of the county may establish a separate account for the tax receipts that are attributable to the property tax assessment that is the subject of review.