Technical and Supporting Guidance and errata
LAQM Technical and Policy Guidance can be located on Defra's air quality pages by clicking here. Technical Guidance is published at the UK level, whilst Policy Guidance is published by each country seperately and is available through Defra's pages.
Following the publication of the Technical Guidance (LAQM.TG(09)) additional supporting guidance has been, and will continue to be, developed as required. The following links include guidance notes specifically developed to supplement the Technical Guidance and errata to clarify any errors identified in the Technical Guidance.
Action Planning Supporting Guidance issued by Defra on measures to improve air quality provided on the Action Planning section of this website.
-
Is the example in Box 2.1 of TG(09) correct? (PDF 10 KB)
-
Are the references in Box 2.2 of TG(09) correct? (PDF 30 KB)
-
Are the units for the carbon monoxide objective in Table 1.1 of TG(09) incorrect? (PDF 10 KB)
- Is the example in Box 7.2 of LAQM.TG(09) correct? (PDF 30 KB)
- Guidance on running the DMRB screening model (PDF 59 KB)
-
Guidance on assessing emissions from biomass burning (PDF 20 KB)
- Guidance on the relationship between annual mean concentration and 1-hour mean exceedences of the NO2 air quality objective (PDF 500 KB)



