Understand and meet the obligations associated with importing a substance on the candidate list

Source ANSES

The REACh regulation introduced the principle of authorization as a new Community risk management tool for chemicals of very high concern. The first step is to add substances identified as SVHC to the candidate list: they are "candidates" for authorization, but are already subject to legal obligations that concern all players in the supply chain.

You are importing a substance on the candidate list or an article containing such a substance for placing on the market. You are subject to information obligations. What are these obligations? What are these obligations? Can they change?