---
title: "Commission Regulation (EU) 2019/1939 of 7 November 2019 amending Regulation (EU) No 582/2011 as regards Auxiliary Emission Strategies (AES), access to vehicle OBD information and vehicle repair and maintenance information, measurement of emissions during cold engine start periods and use of portable emissions measurement systems (PEMS) to measure particle numbers, with respect to heavy duty vehicles (Text with EEA relevance)"
id: 263ab875-e46a-4578-b023-ef674633ae73
authority: eu
place: "European Union"
applies_also_from: []
kind: regulation
in_force: true
publisher_url: https://eur-lex.europa.eu/legal-content/EN/ALL/?uri=CELEX:32019R1939
attribution: "© European Union, https://eur-lex.europa.eu"
solon_url: https://solon.orangecat.ch/law/263ab875-e46a-4578-b023-ef674633ae73
text: not held
---

# Commission Regulation (EU) 2019/1939 of 7 November 2019 amending Regulation (EU) No 582/2011 as regards Auxiliary Emission Strategies (AES), access to vehicle OBD information and vehicle repair and maintenance information, measurement of emissions during cold engine start periods and use of portable emissions measurement systems (PEMS) to measure particle numbers, with respect to heavy duty vehicles (Text with EEA relevance)