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.

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To apply for membership, please fill in this ONLINE FORM and follow the instructions provided. In order to assist you, a short video tutorial is available HERE.

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

Please can you indicate your areas of interest via this online survey so that we can help you benefit fully from your ETSI membership.

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

Obtain information

You can obtain more information about becoming an ETSI member by filling in the form below or contacting our Director for Membership Development.

Rights of applicant members

Applicant members awaiting approval of their membership may participate actively in ETSI's work (voting rights are acquired following Approval).

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.

ISG/OSG participation

For an organization to be able to participate in an ETSI Industry Specification Group (ISG) or the ETSI Open Source MANO (OSM) group, a specific Agreement must be signed.

  • For ETSI Members, the relevant ISG/OSG Member Agreement is required.
  • For non-ETSI members the relevant ISG/OSG Participant Agreement is required.
  • In both cases, for OSM, a Corporate Contributor License Agreement (CCLA) also needs to be signed.

For more information contact the ISG support team.