This overview shows all of the substances on the REACH authorized list. The European Union (EU) has imposed authorizations (bans unless exempt) or limits (restrictions) on some dangerous substances. These could apply to production, trade, processing, transport, storage, and use. The REACH (Registration, Evaluation, and Authorization of Chemicals) regulation defines the substances, and their authorizations and/or restrictions.
The field 'On REACH list' on the 'Lists' tab of the substances screen indicates that the substance is on this list
You can find additional information about the legislation regarding opiates via the following website: REACH authorisation regulations
When a new list is available, it is published in the ITIS newsletter, and you can retrieve and process it by clicking the 'Retrieve REACH authorization list' function.