CSA C900.2:21

Thermal energy meters – Part 2: Constructional requirements (Adopted CEN EN 1434-2:2015, edition 3:2015 consolidated with amendment 1:2018, with Canadian deviations)
standard by CSA Group, 04/01/2021

CSA C900.5:21

Thermal energy meters – Part 5: Initial verification tests (Adopted CEN EN 1434-5:2015, edition 3:2015 consolidated with amendment 1:2019, with Canadian deviations)
standard by CSA Group, 04/01/2021

CSA C900.3:21

Thermal energy meters – Part 3: Data exchange and interfaces (Adopted CEN EN 1434-3:2015, third edition, 2015-12, with Canadian deviations)
standard by CSA Group, 04/01/2021