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CHCS Chemical Hazards Communication Society Promoting the awareness of chemical hazards & improvements in their identification & communication
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CHCS Membership 

Membership of the Chemical Hazards Communication Society should bring the following benefits:

  • opportunity to exchange personal views on chemical hazards communication free of any constraint of business, trade or other association, or governmental policy

  • opportunity to learn through discussion with others involved in chemical hazards communication through regular meetings and seminars. Including interpretation of regulations and information on sources of advice and assistance

  • opportunity to put forward your training requirements in an organised way

  • demonstrates to employer (or potential employer) your personal commitment to improvement of your knowledge in this area

  • increased awareness of the chemical hazards communication profession by employers, whether government institution, business, or trade or other association

  • access to events, training, conferences and meetings organised by US-based Society for Chemical Hazard Communication (SCHC). (See our SCHC web page for more details)

  • access to the Members area of this website giving you:
    • CHCS reports, presentations from events, recordings of webinars, papers
    • News Briefings
    • List of useful software and resources 
    • Glossary Of Acronyms and Abbreviations Used In Chemical Hazard Communication

    • AGM Minutes

    • Information on the REACH Regulation, including additional information

    • Information on the CLP Regulation
    • Newsletters

    • Other information including results of CHCS surveys, CHCS Council and sub-group membership details, ‘membership list’, and EH40 IOELV & ILV information.

Joining CHCS

Simply visit the Join CHCS page of this website and complete the online form. We'll confirm your membership when we've checked through your application and received payment of our membership invoice. That's all there is to it!

Are you considering a future career in Chemical Hazards Communication? Find out more about what to expect from a job in Regulatory Affairs and the qualifications and skills required by downloading the following PDF document: Careers in Chemical Hazard Communication

CHCS Constitution

You can download the latest CHCS Constitution as a PDF by clicking on this link: CHCS Constitution





CHCS News

CHCS' January 2026 Newsletter is now available, containing several important updates on the many recent changes to the regulation framework. See CHCS January 2026 Newsletter [Posted on 19 January 2026]

New CHCS Webinar - Emergency Response and Compliance in a Digital Era: Navigating Complex Regulations and Leveraging Technology 
CHCS are delighted to announce registration is now open for CHCS Webinar, Emergency Response and Compliance in a Digital Era: Navigating Complex Regulations and Leveraging Technology. CHCS members can register for the webinar on the Events page of the website. [Posted on 16 January 26]

UK REACH Consultation outcome
The Department for Environment, Food and Rural Affairs (Defra) has published the outcome of the consultation on extending the UK REACH transitional registration submission deadlines. CHCS members can read more on our News Briefings page. [Posted on 30 December 2025]

Titanium Dioxide
On 10th December 2025, the European Commission has published a notice concerning the harmonised classification of titanium dioxide. CHCS members can read more on our News Briefings page. [Posted on 11 December 2025]

EU CLP ‘Stop the Clock’ Regulation published
The so-called CLP ‘Stop the Clock’ regulation was published in the Official Journal on 26 November 2025. CHCS members can read more on our News Briefings page. [Posted on 3 December 2025]

CHCS 31st AGM and 14th Annual Lectures - Recording & Slides
CHCS have now published the recording and slides from the 31st AGM and 14th Annual Lectures. CHCS members can access these on the Past Events page of the website. [Posted on 19 September 25]

DBT Survey Examining Regulatory Burdens for Businesses
On 21 October, the Department for Business and Trade (DBT) launched a Call for Evidence, seeking to gain feedback on the regulatory burdens faced by businesses. CHCS members can read more on our News Briefings page. [Posted on 18 November 2025]

Postponement of the UN GHS SCE meeting
The 49th Session of the UN GHS Sub-committee of Experts which was due to be held in Geneva in December 2025 has been postponed. CHCS members can read more on our News Briefings page. [Posted on 14 November 2025]

CHCS Training Modules Spring 2026 - Registration Now Open
CHCS are delighted to announce registration is now open for the Spring 2026 CHCS Training Modules. More information and registration is available on the Training page of the website. [Posted on 14 November 25]

EU Council agrees position to simplify chemical regulations
On 5 November, the Council set its position on the Commission's proposal to simplify the requirements for chemical products, the so-called “Omnibus VI” package. CHCS members can read more on our News Briefings page. [Posted on 7 November 2025]

EU Council approves CLP simplification proposal
A quick update from CHCS. The European Parliament has adopted the European Commission’s ‘Stop the Clock’ amendment to the European Union (EU) Classification, Labelling and Packaging Regulation, without any changes (23 October). CHCS members can read more on our News Briefings page. [Posted on 24 October 2025]

EU Council approves CLP simplification proposal
Representatives of the European Union (EU) Member States approved the EU Council position on one of the Commission proposals to simplify a suite of EU legislation. CHCS members can read more on our News Briefings page. [Posted on 17 October 2025]

Commission adopts restriction of PFAS in firefighting foams
On 03 October, the European Commission formally adopted the restriction of use of PFAS (per- and polyfluoroalkyl substances) in firefighting foams under the REACH Regulation, EC No 1907/2006 on the registration, evaluation, authorisation (and restriction) of chemicals. CHCS members can read more on our News Briefings page. [Posted on 14 October 2025]

Update on the Annulment of the Classification of Titanium Dioxide in the EU
Some good news on the regulatory front, with news of updates to the ECHA website following the Court of Justice Decision to uphold the annulment of the classification of Titanium Dioxide in the EU. CHCS members can read more on our News Briefings page. [Posted on 8 September 2025]

CHCS Webinar: EU CLP - All Change 2025, Part II
CHCS have now published the recording from the EU CLP - All Change 2025, Part II Webinar. CHCS members can access this on the Past Events page of the website.  [Posted on 18 September 25]

DEFRA Consultation on Extending the UK REACH Transitional Registration Submission Deadlines (closes 8th September)
DEFRA is seeking views from stakeholders on the government’s proposals to extend the UK REACH transitional registration submission deadlines. The existing deadlines are October 2026, October 2028 and October 2030. CHCS members can read more on our News Briefings page. [Posted on 9 July 2025]

European Commission update on the simplification of CLP, Cosmetics and Fertilisers Regulations
This morning, CHCS posted a news item on the topic of the enforcement approach to be taken by the Health and Safety Executive, on changes resulting from revisions to the European Union (EU) CLP Regulation covering trade between Great Britain (GB) and Northern Ireland (NI). CHCS members can read more on our News Briefings page. [Posted on 9 July 2025]

23rd ATP to CLP published
The 23rd Adaptation to Technical Progress (ATP) to the Regulation on the classification, labelling and packaging of substances and mixtures (CLP) has been published. CHCS members can read more on our News Briefings page. [Posted on 26 June 2025]

HSE public consultation: chemicals legislative reform – BPR, CLP and PIC
The Health and Safety Executive (HSE) has issued a public consultation on chemicals legislative reform, with proposals for changes to HSE-led chemical policy. CHCS members can read more on our News Briefings page. [Posted on 23 June 2025]

Endocrine Disruptors - 1st CHCS Video

We have produced our first video for members: "Endocrine Disruptors", which is available to members free-of-charge.

This introductory video explains the various components of the human endocrine system and how they interact, to help understand the mechanisms of endocrine disruptors on human systems.

The video is just over 10 minutes long.

For access to the video, please visit: Endocrine Disruptors Video.

[Posted on 1 July 2019]

CHCS News Summary

  • Windsor Framework Democratic Scrutiny Committee seeks views on EU proposal to update legislation governing detergents and surfactants (9 May 2025)

  • Drug precursors 4-piperidone and 1-boc-4-piperidone added to the list of scheduled substances (11 April 2025)

  • Defra Call for comments: Draft Risk Profile of substances proposed as POPs (7 April 2025)

  • Another turnaround on the classification of titanium dioxide (14 March 2025)

  • TSCA Inventory updated (11 March 2025)

  • European Commission publishes updated version of the unofficial consolidated text of the CLP Regulation (6 February 2025)

  • UK Government does not pull the Stormont Brake over the EU CLP Amendment (23 January 2025)

  • DEFRA launches Circular Economy Taskforce (14 January 2025)

  • Microplastics restriction: Consultation closing on the proposal for the implementation of the reporting requirements (13 January 2025)

                  CHCS Members can read these News items, and older posts, on the CHCS News Briefings page.

                  Next 3 CHCS Training Courses:

                  For a full list of our CHCS Training Courses, please visit our Training page. 

                  OTHER CHCS EVENTS

                  HOW TO JOIN CHCS

                  CHCS Membership is open to any person with an interest in chemical hazard communications. You can join by completing the simple on-line form at Join CHCS.

                  Contact CHCS

                  • General, membership, events, training, invoices, payments, etc. enquiries:

                    enquiries@chcs.org.uk, tel: + 44 (0) 333 210 2427

                  See full CHCS Contact Details.

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