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NSAI is working for Ireland to enable enterprise and protect the public


NSAI Standards is responsible for the development of Irish Standards, representing Irish interests in the work of the European and International standards bodies CEN and ISO, and for the publication and sale of Irish Standards.

Learn more about Standardization

Certification Services

NSAI Certification creates, maintains and promotes accredited certification of products, services and organisations for compliance with recognised standards, from business management systems to product approvals.

NSAI Agrement issues technical certification for new and innovative products and processes, in building and materials technology.

NSAI Inc. offers certification expertise to US and global clients, with particular focus on the medical devices industry.

Learn more about our Certification Services .


NSAI Legal Metrology

Legal Metrology uphold and enforce accuracy and transparency in trade measures by certifying and inspecting measuring instruments used by traders and by inspecting pre-packaged goods to ensure correct quantity. NSAI Legal Metrology also operates a calibration service for weights and volume measures.

NML maintain national reference standards for a range of measurement units, and ensure NSAI standards are traceable and acceptable for international use. NML offer a range of calibration services including, acoustics, electricity, force, humidity, length, mass, pressure, temperature, time and frequency, and torque.
Learn more about our Measurement Services

NSAI NML Calibration Training

NSAI National Metrology Laboratory offer measurement and calibration training in its purpose-built laboratory located in Glasnevin, Dublin 9.

For information on dates, cost and course content go to:
News & Events

Minister Breen appoints James Kennedy as Chairperson to the Board of NSAI

The Minister of State for Trade, Employment, Business, EU Digital Single Market and Data Protection, Pat Breen T.D., today announced the appointment of Mr James Kennedy as Chairperson to the Board of the NSAI.


Public Consultation on I.S. 820 Non-domestic Gas Installations

The National Standards Authority of Ireland wishes to announce the launch of a period of public enquiry  on I.S Non-Domestic Gas Installations.

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