For the purposes of a petition for parking station improvement, the following shall apply: 1. After any petition has been signed by an owner of land in the improvement district, any change in ownership of the land shall not affect the petition; 2. If any of the owners of lands within the improvement district are tenants in common or joint tenants, each cotenant or
joint tenant shall be considered a landowner to the extent of his undivided interest in said land; 3. The owner of a life estate shall be deemed the sole landowner; 4. Guardians of minors or insane persons may petition for their wards when authorized by the probate court to do so; and 5. An Oklahoma corporation having its registered office in the municipality and owning land in the improvement district shall be deemed a record landowner. Laws 1977, c. 256, § 32-111, eff. July 1, 1978.