Improvements and Alterations (a) The Lessee, at the Lessee’s own cost and expense, (i) shall make alterations, renovations, repairs, improvements and additions to the Leased Property or any part thereof and substitutions and replacements therefor (collectively, “Alterations”) which are (A) necessary to repair or maintain the Improvements or the Site in the condition required by Section 9.1 or (B) necessary or advisable to restore the Improvements and the Site to its condition existing prior to a Casualty or Condemnation to the extent required pursuant to Article XIII, and (ii) so long as no Material Default or Event of Default has occurred and is continuing, may undertake Alterations on the Leased Property so long as such Alterations comply in all material respects with Applicable Laws and are consistent and comply with Section 9.1 and subsection (b) of this Section 9.2. (b) The making of any Alterations pursuant to subsection (a)(i) above of this Section 9.2 must be in compliance with the following requirements: The Lessee shall not make any Alterations in violation of the terms of any restriction, easement, condition, covenant or other similar matter affecting title to or binding on the Improvements or the Site. (i) No Alterations shall be undertaken until the Lessee shall have procured and paid for, so far as the same may be required from time to time, all permits and authorizations relating to such Alterations of all municipal and other Authorities having jurisdiction over the Improvements or the Site. Lessor, at the Lessee’s expense, shall join in the application for any such permit or authorization and execute and deliver any document in connection therewith, whenever such joinder is necessary or advisable; provided that, however, such joinder shall not constitute or be deemed to constitute, any assumption or responsibility or liability whatsoever. (ii) The Alterations shall be completed in a good and workmanlike manner and in compliance in all material respects with all Applicable Laws then in effect and with the Insurance Requirements. (iii) All Alterations shall, when completed, be of such a character as to not materially diminish (A) the utility of the Improvements as a corporate office complex including a corporate office building and any uses ancillary thereto, (B) the then current Fair Market Value as determined by reference to the Appraisal, or (C) the Fair Market Value as determined by reference to the Appraisal as of the scheduled expiration date of the Lease Term. (iv) The Lessee shall have made adequate arrangements for payment of the cost of all Alterations when due so that the Improvements and the Site shall at all times be free of Liens for labor and materials supplied or claimed to have been supplied to the Improvements or the Site, other than Permitted Liens; provided, that the Lessee shall have the right to engage in Permitted Contests in accordance with Section 9.5. (v) The Alterations must be located solely on the Site.