Amend HB 1448 by adding a new section to the bill, appropriately numbered, to read as follows, and renumbering subsequent sections accordingly: SECTION __. An agreement with the owner of a leasehold interest in tax-exempt property to exempt a portion of the value of tangible personal property located on the real property as described by Section 312.204(a), 312.210(b), or 312.402(a), Tax Code, as amended by this Act, that was entered into before the effective date of this Act is validated as of the date the agreement was entered into.