The need for this definition was driven by the addition of criteria air contaminants (CACs) to the NPRI for the 2002 reporting year, along with the associated requirement for reporting CAC emissions from stationary combustion equipment for all sectors, regardless of other exemptions or of number of employees.
Comme l'objectif est de favoriser la déclaration exhaustive des émissions de GES provenant des pipelines sans ajouter un fardeau administratif excessif, il semble approprié de permettre aux entreprises de faire une déclaration pour l'ensemble des émissions provenant des gazoducs.