part_subject: "NATIONAL VOLATILE ORGANIC COMPOUND EMISSION STANDARDS FOR CONSUMER AND COMMERCIAL PRODUCTS"
subpart_code: "F"
subpart_subject: "Control of Evaporative Emissions From New and In-Use Portable Fuel Containers"
section_number: "59.625"
section_subject: "How do I select emission families?"
cfr_reference: "40 CFR 59.625"
title_name: "Title 40"
title_subject: "Protection of Environment"
parts_covered: "Parts 53 to 59"
revised_date: "Revised as of July 1, 2019"
publication_date: "As of July 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
---
(a)Divide your product line into families of portable fuel containers that are expected to have similar emission characteristics throughout the useful life.
(b)Group containers in the same emission family if they are the same in all the following aspects:
(1)Type of material (including pigments, plasticizers, UV inhibitors, or other additives that may affect control of emissions).
(c)You may subdivide a group of containers that is identical under paragraph (b) of this section into different emission families if you show the expected emission characteristics are different.
(d)You may group containers that are not identical with respect to the things listed in paragraph (b) of this section in the same emission family if you show that their emission characteristics will be similar throughout their useful life.