8. Any other provision to the contrary notwithstanding, every acquisition and alienation of immoveable property and every hypothec made or granted by a person in mortmain or a corporation, without authorization in cases where authorization is required, shall be valid, provided they are otherwise legal, if a special permit relating thereto, as provided by this act, or if the general permit mentioned in paragraph 2 of section 5 is issued in virtue of the provisions thereof.
The validations enacted by this section shall not, however, affect pending cases.
R. S. 1964, c. 276, s. 8.