An important warning for real estate buyers; is a regular promissory note legally valid for properties with a green certificate? With the implementation of the law requiring official registration of real estate transactions, the color of the title document and the date of its issuance became two important factors in determining the regulations governing real estate transactions. According to this law, the purchase and sale of properties with a green certificate must be done through the official registration process, and even the lease of more than two years is subject to official registration. Read the full text at the link below: