TC7/SC4 Measuring instruments for road traffic

BIML Contact

Secretariat

• UNITED STATES
  Eng. Ralph A. RICHTER

Participating Members (31)

• AUSTRIA
• BELGIUM
• BRAZIL
• CROATIA
• CUBA
• CZECHIA
• DENMARK
• FRANCE
• GERMANY
• INDIA
• IRAN
• ITALY
• JAPAN
• NETHERLANDS
• NORWAY
• P.R. CHINA
• POLAND
• PORTUGAL
• ROMANIA
• RUSSIAN FEDERATION
• SERBIA
• SLOVAKIA
• SLOVENIA
• SOUTH AFRICA
• SPAIN
• SWEDEN
• SWITZERLAND
• TÜRKIYE
• UKRAINE
• UNITED KINGDOM
• UNITED STATES

Observer Members (9)

• AUSTRALIA
• FINLAND
• IRELAND
• KOREA (R.)
• LITHUANIA
• MOROCCO
• NAMIBIA
• SAUDI ARABIA
• URUGUAY

Organisations in Liaison

• IEC International Electrotechnical Commission

Responsible for

• R 21:2007(en) Taximeters
• R 55:1981(en) Speedometers, mechanical odometers and chronotachographs for motor vehicles. Metrological regulations
• R 91:2025(en) Traffic speed meters

Projects

• p 3 Revision of R 91: Radar equipment for the measurement of the speed of vehicles
• CIML consultation phase (preliminary ballot): 1 DRAFT submitted to CIML preliminary ballot - 2025-07-09
• 3CD circulated to PG for comment on 2025-01-24. Deadline 2025-04-24.