International Metrology Digest
April 2026  ·  Issue #2  ·  Apr 16–25, 2026
BIPM  ·  EURAMET  ·  NPL  ·  PTB  ·  NMi  ·  WELMEC  ·  GAC  ·  OIML
Your digest of international metrology events, meetings and updates.
Stay informed on what matters across the global measurement community.
Latest news
BIPM · OIML
Official World Metrology Day 2026 poster released
The official WMD 2026 poster is now available for download. Designed in association with A*STAR NMC (Singapore). Theme: "Metrology: Building Trust in Policy Making." UNESCO co-organises a webinar on 20 May together with BIPM.
worldmetrologyday.org
BIPM · EURAMET
New CMCs for Spain published in KCDB — thermometry
Two new and two revised Calibration and Measurement Capabilities (CMCs) in temperature measurements published for Spain via EURAMET (20 April 2026). First CMC in humidity for SIM region (Uzbekistan) also published on 17 April.
bipm.org/kcdb
PTB · WELMEC
WELMEC WG7: risk-based software rules for MID revision and EV charging
WELMEC Working Group 7 "Software" held its 31st meeting in Prague (25–26 March). PTB presented a risk-based approach for software assessment in measuring instruments, including new requirements for e-mobility charging stations under the revised Measuring Instruments Directive.
ptb.de/news
NMi · OIML
NMi expands OIML-CS scope: load cells and multidimensional instruments
NMi (Netherlands) has extended its OIML Issuing Authority scope to include OIML R60:2021 (load cells) and R129:2020 (multidimensional measuring instruments). NMi is now the only Issuing Authority for R129 — instruments used in freight and packaging industry.
nmi.nl/news
EURAMET
EURAMET issues phishing alert: fraudulent emails in circulation
EURAMET warns that fraudulent emails are being sent to EURAMET contacts, falsely claiming to be from EURAMET Chairperson Dolores del Campo. Community advised to mark as phishing. Do not respond or take action on these messages.
euramet.org
🌍
World Metrology Day — 20 May 2026
"Metrology: Building Trust in Policy Making"
UNESCO + BIPM webinar · Poster available for download · #WorldMetrologyDay
worldmetrologyday.org →
Coming up — Key Events
Apr 20–26
GAC
GAC Mid-Term Meetings — 3rd General Assembly
Prague, Czech Republic
KEY
May 10–15
EURACHEM
Eurachem Week 2026 — Workshop + General Assembly
Lisbon, Portugal
KEY
May 20
BIPM · OIML
World Metrology Day 2026
Worldwide + UNESCO Webinar Online
May 26–29
INRIM
ISPM 2026 — International Scanning Probe Microscopy
Genoa, Italy
Jun 1–5
EURAMET
20th EURAMET General Assembly
Tbilisi, Georgia
KEY
Jun 9–11
EURAMET EMN
EMN Pollution Monitoring Annual Meeting
Europe (TBD)
Jun 24–26
NPL
ICPT 2026 — International Conference on Phosphor Thermometry
NPL, London, UK
Sep 6–11
EURAMET · BIPM
CPEM 2026 — Conference on Precision Electromagnetic Measurements
CEM, Madrid, Spain
KEY
Oct 13–15
BIPM
28th CGPM — Conférence Générale des Poids et Mesures
Versailles, France
KEY
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