Duin Apr 2026

: The initial deadline was October 27, 2021 , but late notifications are still possible to maintain market access.

If your goal is more general (e.g., developing "informative content" as a marketing or educational strategy), follow these steps to ensure authority and clarity: 7 Essential Steps To Develop An Informative Website Content

: The previous EU REACH registration number, if available. General Framework for Informative Content Development : The initial deadline was October 27, 2021

: Classification and labeling information, often found on a Safety Data Sheet (SDS) .

: You can submit a DUIN if you were a downstream user or distributor under EU REACH before January 1, 2021. : You can submit a DUIN if you

A DUIN is a temporary measure that allows Great Britain-based companies to continue importing substances from the EU/EEA after Brexit without an immediate full registration.

: It allows your business to remain operational until full registration deadlines (ranging from 2026 to 2030, depending on tonnage and hazard). Required Information for DUIN Development Required Information for DUIN Development To develop a

To develop a valid notification for the Health and Safety Executive (HSE), you must include: : Details of the manufacturer or importer. Substance Data : Substance name, CAS number, or EC number.