upon which their property is located in accordance with the procedures established in that Article. 5. With respect to buildings and other improvements to real property located in areas of the former Canal Zone to which the aforesaid licensing procedure is not applicable, or may cease to be applicable during the lifetime or upon termination of this Treaty, the owners may continue to use the land upon which their property is located, subject to the payment of a reasonable charge to the Republic of Panama. Should the Republic of Panama decide to sell such land, the owners of the buildings or other improvements located thereon shall be offered a first option to purchase such land at a reasonable cost. In the case of non-profit enterprises, such as churches and fraternal organizations, the cost of purchase will be nominal in accordance with the prevailing practice in the rest of the territory of the Republic of Panama. 6. If any of the aforementioned persons are required by the Republic of Panama to discontinue their activities or vacate their property for public purposes, they shall be compensated at fair market value by the Republic of Panama. 7. The provisions of paragraphs 2-6 above shall apply to natural or juridical persons who have been engaged in business or non-profit activities at locations in the former Canal Zone for at least six months prior to the date of signature of this Treaty. 8. The Republic of,,Panama shall not issue, adopt or enforce any law, decree, regulation, or international TIAS 10030