The procedure for making calculations in the field of trade, catering and services is established by Art. 3 of Law No. 265 “On the use of registrars of settlement transactions in the sphere of trade, catering and services”.
Along with this, Clause 1 of Art. 9 of Law No. 265, it is determined that RST and settlement books are not applied in the case of trade in products of own production (except for technically complex household goods that are subject to warranty repair, medicines, medical products, jewelry and household products made of precious metals, precious stones, precious stones of organic formation and semi-precious stones) by enterprises, institutions and organizations of all forms of ownership, except trade enterprises and public catering, in the case of settlements in the cash registers of these enterprises, institutions and organizations with the issuance of revenue and expenditure cash orders and the issuance of relevant receipts signed by an authorized person of the relevant business entity.