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Frequent Questions

Sec. A. Industrial Processng and Use(3.A.1-3.A.10)

A company knows the volume of a chemical substance that it supplies to a customer and the TPU and NAICS codes as well as two IFC codes but doesn’t know what percentages of the volumes go to the customer’s various IFC codes or how many IFC codes apply. Should the company report the TPU and NAICS codes and leave the IFC code blank or put in “U099” for “Other”?
How does a company determine the top 10 combinations of TPU, IS, and IFC codes if the company does not know the amount of chemical substances dedicated to each use? Should the company report “other” when it does not know the uses?
How is Part III of Form U completed for Chemical A when it is used as an intermediate to manufacture Chemical B?
How will the revised lists of codes for Type of Processing and Use (TPU), Industrial Sectors (IS), and Industrial Function Categories (IFCs) be used? .
Is there a crosswalk between the North American Industrial Classification System (NAICS) codes used in 2006 and the 2012 Industrial Sector (IS) codes?
Which Industrial Sector (IS) codes should be reported for processing and use of chemical substances which a company also manufactures?

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