Article 1 — Subject matter and scope

1. This Regulation aims to ensure the efficient delivery of consistent hazard and risk assessments of chemicals where those assessments are required by Union legal acts, in order to achieve a high level of protection of human health and the environment, enable the development and use of safe and sustainable chemicals, ensure the proper functioning of the single market for chemicals, improve the Union’s citizens’ knowledge about, and trust in, the scientific basis for the decisions taken under Union legal acts on chemicals, and to contribute to the replacement and reduction of animal testing wherever possible. 2. To achieve the objectives referred to in paragraph 1, this Regulation lays down measures to: (a) bring together chemicals data and ensure that such data are easily findable accessible, interoperable and reusable; (b) keep records of studies commissioned by business operators in the context of fulfilling their obligations under Union law on chemicals; (c) establish the widest possible scientific basis for the implementation and development of Union law and policy related to chemicals; (d) establish an early warning and action system for emerging chemical risks. 3. This Regulation applies to chemicals data as referred to in Article 3(2) and (3).