Today you can observe the growth of the number of new buildings, this applies to both high -rise buildings and private cottages and houses. And at the same time, the number of construction companies, companies are growing. According to the legislation, for the implementation of construction and design work, the enterprise must necessarily enter the SRO (the regulated organization itself). At the same time, entry into the SRO is possible only on a voluntary basis. These organizations are created with the aim of resolving issues between its members and customers, solving problems that arise.