Real property tax; special assessment for land preservation. Allows a locality to provide for the use value assessment and taxation of qualifying leased real estate. Qualifying leased real estate is defined in the bill as real estate devoted to open-space use that is subject to an active lease with a lessor who is using the property for agricultural purposes. The taxpayer seeking to qualify for the different assessment of any such qualifying leased real estate must apply to the commissioner of the revenue and provide any documentation necessary to determine eligibility.