Organizations constantly conduct settlements with suppliers and buyers. With suppliers for fixed assets, raw materials and other inventory items purchased from them, work performed and services rendered; with buyers for work performed, services rendered. The debt on these calculations in the process of financial and economic activity must be within the permissible values. Market relations increase the responsibility and independence of organizations in the development and adoption of management decisions to ensure the effectiveness of settlements with debtors and creditors. Rational organization of control over the state of settlements, contributes to strengthening contractual and settlement discipline, fulfilling obligations for the supply of products in a given assortment and quality, increasing responsibility for compliance with payment discipline, reducing receivables and payables, accelerating the turnover of working capital and, consequently, improving the financial condition of organizations.