Join ETSI to become part of one of the leading organizations for the development of world-class ICT standards that will design tomorrow's world.

Join now

If you have the necessary information and you are ready, please APPLY FOR ETSI MEMBERSHIP by following the instructions provided. In order to assist you, a short video tutorial is available HERE.

Once the form submitted and to accelerate the process, please email the signed and scanned form(s) to us, bearing in mind that we do require the original to be sent by post.

Post the originals to:

ETSI - Membership Care
06921 Sophia Antipolis CEDEX

The ETSI membership administration & care team can be contacted by e-mail or phone:

Obtain information

If you need to obtain more information about becoming an ETSI member before you join ETSI, please start by filling in the form below or contact our Director for Membership Development.

Rights of applicant members

Applicant members awaiting approval of their membership may participate actively in ETSI's work. They may participate in the Technical Organization and Industry Specification Groups before the application for membership is formally approved. Voting rights are acquired following Approval. In order to get involved rapidly, an onboarding meeting will be set-up with your mentor. See more information here below:

  • Meeting participation
  • Mailing lists access
  • Support and decision making
  • Official role
  • Meeting participation

    • Participate in ETSI Technical Committee (TC) meetings. Once your membership is approved you can also participate in oneM2M TP/WG meetings and in 3GPP TSG/WG meetings [3GPP subject to minimum contribution and to meeting attendance fee for face-to-face meetings]
    • Participate in Industry Specification Group (ISG) meetings
    • Participate in ETSI General Assembly (GA) meetings [subject to invitation]
  • Mailing lists access

    • Subscribe to any Technical Body (TB) / Working Group (WG) / Technical Specification Group (TSG) / Technical Plenary (TP) / Special Committee (SC) or Industry Specification Group (ISG) mailing list [for ISG subject to signature of the relevant ISG Member Agreement]
  • Support and decision making

    • Support the creation of an Industry Specification Group (ISG) [as ISG Founding Member]
    • Take part in Industry Specification Group (ISG) decision-making process (consensus or vote)
  • Official role

    • Be appointed as work item Rapporteur in an Industry Specification Group (ISG)
    • Be appointed as Working group Vice-Chair of an Industry Specification Group (ISG)
    • Be selected as Specialist Task Force (STF) or Testing Task Force (TTF) Expert [subject to support from an ETSI Full or Associate member]

Duration of membership

Membership of ETSI is valid for a calendar year and will be tacitly renewed each year. You have to notify ETSI before the 30 September if you wish to resign from membership at the end of the current year.

By signing the application forms, your organization agrees to comply with the ETSI Directives and decisions taken by the General Assembly.

There is additional information in our FAQs.


For an organization that wants to participate in an ETSI Industry Specification Group (ISG) the following applies:

  • For ETSI Members, the approval of the official contact is needed.
  • For non-ETSI members the relevant ISG Participant Agreement is required.

For more information contact the ISG support team.


For an organization that wants to participate in a Software Development Group (SDG) or Open Source Group (OSG) the following applies:

  • Both ETSI Members and non-ETSI members need to sign the relevant SDG/OSG Agreement and a Corporate Contributor License Agreement (CCLA).

For more information contact the SDG support team.

How ETSI members join 3GPP

ETSI members who wish to join 3GPP should contact 3GPPMembership@etsi.org. After checking of their status they will be added as 3GPP Member in our database and receive information on how to become active in 3GPP.

How ETSI members join oneM2M

ETSI members who wish to join oneM2M should contact onem2m_secretariat@list.onem2m.org. After checking of their status they will be added to the oneM2M member list and receive information on how to become active in oneM2M.