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CHCS Chemical Hazards Communication Society Promoting the awareness of chemical hazards & improvements in their identification & communication
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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 Monthly Forum, “All Your Transport Questions Answered”
Wednesday 26th March 2025, 1:00 – 2:00pm EST

HazMat/DG expert Denese Deeds will be joining us to answer all of your most pressing transport questions. Send in your questions and join us as we tackle transport issues from around the world.

Guest: Denese A. Deeds, CIH, FAIHA, SDSRP - Senior Consultant, IHSC, LLC

Host: Chandra D. Gioiello, MS CIH, SDSRP - Chair, SCHC Member Engagement

For more information and to register please click on the following link, SCHC March 2025 Forum Session – All Your Transport Questions Answered.


SCHC Monthly Forum, “EU/UK Updates”
Wednesday 23rd April 2025, 1:00 – 2:00pm EST

EU Regulations continue to develop at a relentless pace. Join us to get answers to your questions on updates to CLP, including the upcoming deadline for the introduction of the new hazard classes, the final adoption of the CLP Revision which will make significant changes to the format requirements for labels, and much more!

Guest: Gill Pagliuca, Regulatory Products Knowledge Leader at Ricardo plc.

Host: Chandra D. Gioiello, MS CIH, SDSRP - Chair, SCHC Member Engagement

For more information and to register please click on the following link, SCHC April 2025 Forum Session – EU/UK Updates.



    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 February 2025 Newsletter.

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

    SCHC Contact Details



    CHCS News

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

    CHCS Webinar Q&A Session: EU CLP Changes - It's all in the dates
    CHCS have now published the recording from the EU CLP Changes Webinar. Q&A Session. CHCS members can access this on the Past Events page of the website. [Posted on 13 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]

    CHCS Webinar: CFR49, United States Code of Federal Regulations, Transport
    CHCS is pleased to announce that Denese Deeds will present a webinar covering the United States (US), Code of Federal Regulations, Title 49 covering transportation. More information is available on the Events page of the website. [Posted on 13 February 2025]

    European Commission publishes updated version of the unofficial consolidated text of the CLP Regulation
     The European Commission has published an updated version of the unofficial consolidated text of the CLP Regulation on the classification, labelling and packaging of substances and mixtures, EC No. 1272/2008. CHCS members can read more on our News Briefings page [Posted on 6 February 2025]

    UK Government does not pull the Stormont Brake over the EU CLP Amendment
     The DUP had asked the UK Government to pull the Stormont Brake before Christmas. CHCS members can read more on our News Briefings page [Posted on 23 January 2025]

    DEFRA launches Circular Economy Taskforce The Department for Environment, Food and Rural Affairs (DEFRA) has launched a Circular Economy Taskforce, an independent advisory group to support government in creating a circular economy strategy for England. CHCS members can read more on our News Briefings page [Posted on 14 January 2025]

    Microplastics restriction: Consultation closing on the proposal for the implementation of the reporting requirements
     There is not long left to respond to the Consultation issued by the European Chemicals Agency (ECHA), on the implementation of the reporting requirements related to the microplastics restriction under REACH (Regulation EC No. 1907/2006). CHCS members can read more on our News Briefings page [Posted on 13 January 2025]

    EU Notifies draft regulation to the WTO updating REACH to restrict substances classified as CMR
    The European Union (EU) has notified a draft Commission Regulation to the World Trade Organisation, Technical Barriers to Trade Committee (WTO-TBT). CHCS members can read more on our News Briefings page [Posted on 31 December 2024]

    CHCS 30th AGM & Desmond Waight Memorial Lecture
    CHCS have now published the slides and recording from the Memorial Lecture. CHCS members can access these on the Past Events page of the website [Posted on 20 November 2024]

    UK notifies update to the WTO on the Producer Responsibility Obligations (Packaging and Packaging Waste) Regulations 2024
    The United Kingdom (UK) has notified an update the World Trade Organisation, Technical Barriers to Trade Committee, in respect of the Producer Responsibility Obligations (Packaging and Packaging Waste) Regulations 2024. CHCS members can read more on our News Briefings page [Posted on 30 October 2024]

    HSE publishes another batch of GB MCL Opinions and technical reports
    The Health and Safety Executive (HSE) has published another batch of GB mandatory classification and labelling (GB MCL) Agency Opinions. CHCS members can read more on our News Briefings page [Posted on 23 October 2024]

    UK REACH authorisation decisions 
    The Department for Environment, Food and Rural Affairs (Defra) has published decisions on applications for authorisation, for the time-limited use of substances of very high concern (SVHC) under UK REACH, on the registration, evaluation, authorisation and restriction of chemicals. CHCS members can read more on our News Briefings page [Posted on 21 October 2024]

    Update to the GB Cosmetics Regulation notified to the WTO-TBT
    The Department for Business and Trade, Office for Product Safety and Standards has notified an update to the World Trade Organisation, Technical Barriers to Trade Committee (WTO-TBT) regarding the GB Cosmetics Regulation. CHCS members can read more on our News Briefings page [Posted on 16 October 2024]

    European Council adopts revision to the EU CLP Regulation
    The Council of the European Union has adopted the final text revising the EU CLP Regulation (EC No. 1272/2008), on the classification, labelling and packaging of chemical substances, which is the final step in the decision-making procedure. CHCS members can read more on our News Briefings page [Posted on 15 October 2024]

    Guidance from the Government: What to do in a chemical emergency
    The Government has published new guidance entitled ‘What to do in a Chemical Emergency’. The advice on the immediate actions to be taken include seeking shelter, decontamination and keeping informed. CHCS members can read more on our News Briefings page [Posted on 14 October 2024]

    HSE Article 37A consultations
    The HSE have opened three consultations under Article 37 A of GB CLP. CHCS members can read more on our News Briefings page [Posted on 10 October 2024]

    European Commission decision to restrict undecafluorohexanoic acid (PFHxA) and PFHxA‑related substances
    The European Commission has issued the regulation restricting the use of undecafluorohexanoic acid (PFHxA) and PFHxA‑related substances under European REACH: Regulation 1907/2006 on the Registration, Evaluation, Authorisation and Restriction of Chemicals. CHCS members can read more on our News Briefings page [Posted on 9 October 2024]

    DGSA Survey
    The Department for Transport is conducting a DGSA survey by way of a call for evidence, aimed at DGSAs and organisations dealing with the transportation of dangerous goods. CHCS members can read more on our News Briefings page [Posted on 7 October 2024]

    22nd ATP to CLP published
    The 22nd 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 3 October 2024]

    23rd ATP sent to WTO
    The 23rd Adaptation to Technical Progress (ATP) to the CLP Regulation, Regulation (EC) No. 1272/2008 has been notified to the World Trade Organisation, Technical Barriers to Trade (WTO-TBT) Committee. CHCS members can read more on our News Briefings page [Posted on 2 October 2024]

    Highlights from September’s RAC and SEAC meetings – including the RAC opinion on the harmonised classification and labelling of Talc
    The Highlights from September’s RAC and SEAC meetings have been published on the ECHA News website. CHCS members can read more on our News Briefings page [Posted on 27 September 2024]

    IATA 66th Edition of the DGR
    The International Air Transport Association (IATA) have published the significant changes and amendments in the 65th edition (2025) of the Dangerous Goods Regulations (DGR). CHCS members can read more on our News Briefings page [Posted on 24 September 2024]

    IATA – dangerous goods video – 66th edition of the DGR
    The International Air Transport Association (IATA) have published a video of the changes to the 2025 66th edition of the Dangerous Goods Regulations. CHCS members can read more on our News Briefings page [Posted on 18 September 2024]

    Poison centres – Member States intentions document updated
    The document produced by the European Chemicals Agency (ECHA) on the overview of Member States decisions in relation to implementation of Annex VIII to CLP Regulation has been updated. CHCS members can read more on our News Briefings page [Posted on 16 September 2024]

    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

    • Help HSE Build their AI Knowledge Base (11 September 2024)

    • HSE Survey on the GB CLP Regulation (5 September 2024)

    • EU CLP Corrigendum Text (4 September 2024)

    • K-REACH registration deadline approaching for existing substances in 100-1000 tonnes/annum volume threshold (2 September 2024)

    • Australia updates downloadable Inventory of Industrial Chemicals (29 August 2024)

    • Updates to the EU Chemicals Legislation Finder (27 August 2024)

    • ECHA RAC adopts Seven opinions on harmonised classification and labelling (9 August 2024)

    • ECHA RAC adopts two opinions on occupational exposure limits (8 August 2024)

    • Update to the Consultation on UK REACH (21 June 2024)

    • OSHA has issued a final rule that updates the Hazard Communication Standard (HCS) (21 May 2024)

    • European Parliament votes on key legislation & European Commission announces guiding criteria for essential use (25 April 2024)

    • Amendments to the GB Cosmetics Regulation (15 April 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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