Latvian national standardization body – the Standardisation Bureau (LVS) of SIA Standartizācijas, akreditācijas un metroloģijas centrs (Standardisation, Accreditation and Metrology Centre) operates in:
- International Standardisation Organisation (ISO)
- International Electrotechnical Commission (IEC)
- European Committee for Standardisation (CEN)
- European Committee for Electrotechnical Standardisation (CENELEC)
Latvian national metrology body — the Metrology Bureau (LATMB) of SIA Standartizācijas, akreditācijas un metroloģijas centrs (Standardisation, Accreditation and Metrology Centre) represents Latvia in:
- European Association of National Metrology Institutes (EURAMET)
- International Organisation of Legal Metrology (OIML)
- European Cooperation in Legal Metrology (WELMEC).
LATMB has also signed the Mutual Recognition Agreement with International Committee for Weights and Measures (CIPM).
Latvian national accreditation body – the Latvian National Accreditation Bureau (LATAK) of SIA Standartizācijas, akreditācijas un metroloģijas centrs (Standardisation, Accreditation and Metrology Centre) is a full-fledged member of:
- European Cooperation for Accreditation (EA) - EA Multilateral Recognition Agreement has been signed in 2002
- International Laboratory Accreditation Cooperation (ILAC) - ILAC welcomed LATAK, as a Full Member of organisation on June 2022.
Latvia is a member of:
- The European Consumer Organisation (BEUC)
- Consumers International (CI)