Article R239-1 of the French Commercial code
In application of article L. 239-2, the contract for the lease of shares or corporate units shall include the following information, failing which it shall be null and void: 1° The nature, number and identification of the shares or corporate units leased; 2° The term of the contract and the notice period for termination; 3° The amount, frequency and, where applicable, the terms and conditions for reviewing the rent ;…