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

SCHC (Society For Chemical Hazard Communication)

Society for Chemical Hazard Communication – SCHC – a US-based member society with reciprocal arrangements with UK-based CHCS

CHCS is delighted to have a relationship with US-based SCHC - a relationship that offers benefits to members of both organisations. 

SCHC is a professional society with a mission to: 

  • Promote the improvement of hazard communication for chemicals;
  • Educate SCHC members on hazard communication issues;
  • Provide a forum for exchange of ideas and experiences;
  • Enhance the awareness of members and the general public of new developments in hazard communication; and
  • Provide guidance or technical expertise to a private group, legislative body, or governmental entity.

You can find out more by visiting the SCHC website: www.schc.org.

In September 2019, SCHC President, Jennifer Mahoney (left in photo, below) and CHCS Chair, Gill Pagliuca (right) signed a new Memorandum of Understandng during Gill's visit to the SCHC Fall Meeting.

Society for Chemical Hazard Communication, SCHC and Chemical Hazards Communication Society (CHCS)


Benefits To Our Members

Our relationship is governed by a Memorandum of Understanding with 3 main aims:
  1. to engage in mutual advertising for organisation-sponsored events such as webinars, conferences, and training
  2. to offer reciprocal member discount pricing for these events
  3. to maintain a link to each other's websites

Forthcoming SCHC Events   

CHCS members can read about Forthcoming SCHC events on the Upcoming Events page. The Monthly Forum sessions are free for CHCS members to attend. Please do note the timings of the sessions as they are run in America.


SCHC 2025 Annual Meeting
20 - 25 September 2025
Grand Hyatt, 100 H Street NW, Washington DC, 20001, USA

Join us for the SCHC 2025 Annual Meeting, taking place September 20-25 at the Grand Hyatt Washington in the heart of Washington, D.C. This comprehensive conference welcomes both members and non-members to engage in a dynamic learning experience. Attendees will benefit from insightful plenary sessions led by distinguished speakers and enhance their skills through specialized professional development courses.

Network with industry peers at our Exhibitor Hall reception, featuring vendor displays and informative posters on cutting-edge HazCom topics. For those eager to explore the nation's capital, our Member Engagement Committee has curated exciting networking activities throughout the city. Don't miss this unparalleled opportunity to forge meaningful connections with fellow professionals in your field!

Meeting Agenda

CHCS members are able to benefit from the member rate of $685. The registration deadline is 22nd August 2025.

SCHC are also providing several Professional Development Courses to run in conjunction with the Annual Meeting. For more information please see, SCHC Professional Development Courses.

For more information and to register please click on the following link, SCHC 2025 Annual Meeting.


    SCHC Monthly Forum: How does Toxicology Inform Hazard Communication?

    Wednesday 29th October, 1:00pm - 2:00pm EDT, online

    Guest: Rob Mitkus, PhD

    Host: Darcy Evans, SCHC Member Engagement

    Summary: This forum will be a discussion about the basics of toxicology, how we understand the ways that chemicals interact with the body, and what the latest developments are in the field.

    For more information and to register, please visit SCHC Forum: How does Toxicology Inform Hazard Communication?



    Registering For Events

    CHCS Members
    CHCS members can book onto SCHC events at SCHC member rates and vice-versa. If a CHCS member wishes to book onto an SCHC event, please download your CHCS Membership Card and email it to schc-admin@schc.org. SCHC will verify your membership status and email you back with instructions on how to register for the event.

    SCHC Members
    SCHC members can book onto CHCS events, at CHCS member rates. Email your request to schc-admin@schc.org. SCHC will provide you with details on how to register.

    SCHC members can find CHCS information on the SCHC website

    SCHC Consultants Listing

    SCHC provide a list of their members who offer consultancy services. To view the list, please visit the "Hazcom Consultants" page of the SCHC website. 

    SCHC Newsletter

    The latest SCHC Newsletter is now available, as a PDF download, from this link: SCHC August 2025 Newsletter.

    CHCS members can also access previous issues of the newsletter from this link: SCHC Past Newsletters.

    SCHC Contact Details




    CHCS News

    CHCS 31st AGM and 14th Annual Lectures
    CHCS are delighted to announce the CHCS 31st AGM and 14th Annual Lectures will take place online on Tuesday 18th November 2025. CHCS members can find out more information and register for the AGM on the Events page of the website. [Posted on 11 September 25]

    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]

    New CHCS Webinar: EU CLP - All Change 2025, Part II
    CHCS have prepared a pre-recorded video detailing the current state of play with the EU CLP Regulation. A live Panel Session will follow on 16th September. CHCS members can register for the webinar on the Events page of the website. [Posted on 7 September 25]

    CHCS' August 2025 Newsletter is now available, containing several important updates on the many recent changes to the regulation framework. See CHCS August 2025 Newsletter [Posted on 14 August 2025]

    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]

    CHCS Webinar: Chemical Regulation, Latin America
    CHCS have now published the slides and recording from the Chemical Regulation, Latin America Webinar. CHCS members can access this on the Past Events page of the website. [Posted on 6 June 25]

    Windsor Framework Democratic Scrutiny Committee seeks views on EU proposal to update legislation governing detergents and surfactants
    The Windsor Framework Democratic Scrutiny Committee (DSC) is seeking views from stakeholders on the Proposal for a Regulation on detergents and surfactants amending Regulation (EU) 2019/1020 and repealing Regulation (EC) No. 648/2004. CHCS members can read more on our News Briefings page. [Posted on 9 May 2025]

    Drug precursors 4-piperidone and 1-boc-4-piperidone added to the list of scheduled substances
    The European Commission has notified a draft Delegated Regulation to the World Trade Organisation, Technical Barriers to Trade Committee, updating Regulation (EC) No. 111/2005. CHCS members can read more on our News Briefings page. [Posted on 11 April 2025]

    Defra Call for comments: Draft Risk Profile of substances proposed as POPs
    The Department for Environment, Food and Rural Affairs (Defra) is consulting on group of chemical substances proposed as persistent organic pollutant (POPs) to the United Nations, POPs Review Committee. CHCS members can read more on our News Briefings page. [Posted on 7 April 2025]

    Another turnaround on the classification of titanium dioxide
    On 06 February this year, the Advocate General Ćapeta of the European Union Court, delivered an Opinion on the appeal regarding the carcinogenic classification of titanium dioxide, supporting the European Commission and the French government. CHCS members can read more on our News Briefings page [Posted on 14 March 2025]

    TSCA Inventory updated
    In January 2025, the United States Environmental Protection Agency (EPA) updated the Toxic Substances Control Act (TSCA) inventory. CHCS members can read more on our News Briefings page [Posted on 11 March 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

    • 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)

    • EU Notifies draft regulation to the WTO updating REACH to restrict substances classified as CMR (31 December 2024)

    • UK notifies update to the WTO on the Producer Responsibility Obligations (Packaging and Packaging Waste) Regulations 2024 (30 October 2024)

    • HSE publishes another batch of GB MCL Opinions and technical reports (23 October 2024)

    • UK REACH authorisation decisions (21 October 2024)

    • Update to the GB Cosmetics Regulation notified to the WTO-TBT (16 October 2024)

    • European Council adopts revision to the EU CLP Regulation (15 October 2024)

    • Guidance from the Government: What to do in a chemical emergency (14 October 2024)

    • HSE Article 37A consultations (10 October 2024)

    • European Commission decision to restrict undecafluorohexanoic acid (PFHxA) and PFHxA‑related substances (9 October 2024)

    • DGSA Survey (7 October 2024)

    • 22nd ATP to CLP published (3 October 2024)

    • 23rd ATP sent to WTO (2 October 2024)

                    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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