# Gas meter — Accuracy classes and maximum permissible errors for trade measuring instruments (EU MID)

For Gas meter, annex is IV; accuracy class is 1.5; condition is After durability test, upper zone (Qt to Qmax); maximum permissible error is Variation not exceeding 2 %; scope or member state option is MI-002. Class 1.5 durability test variation, recorded from its source on 2026-08-05.

- **Instrument type:** Gas meter
- **Annex:** IV
- **Accuracy class:** 1.5
- **Condition:** After durability test, upper zone (Qt to Qmax) _(our reading, not quoted from the source)_
- **Maximum permissible error:** Variation not exceeding 2 %
- **Scope or member state option:** MI-002. Class 1.5 durability test variation. _(our reading, not quoted from the source)_

## What the source says

> The variation of the measurement result after the durability test when compared with the initial measurement result for the flow rates in the range Q t to Q max - shall not exceed the measurement result by more than 2 %.

## Source

- https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32014L0032

Last verified: 2026-08-05. Review by: 2027-08-05.
Part of [Accuracy classes and maximum permissible errors for trade measuring instruments (EU MID)](https://referencesource.org/legal-metrology-accuracy-classes/).