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|Overview of NAPCS Objectives, Guidance, and Implementation Strategy and Goals: A United States Perspective, April 2003||[PDF, 22KB]|
|NAPCS Structure Illustration: Possible Product Groups, Sub-Groups, and Classes, April 2003||[PDF, 70KB]|
|NAPCS Application in the United States Statistical System: A Proposal, December 2002||[PDF, 19KB]|
|An Approach for Identifying and Defining Intellectural Property (IP) and Related Products in Product Classification Systems, September 2002||[PDF, 64KB]|
|North American Product Classification System: Concepts and Process of Identifying Service Products, September 2002||[PDF, 88KB]|
|North American Product Classification System (NAPCS): What's Been Done; What's Being Done; What's Next, April 2002||[PDF, 107KB]|
|Accounting for Non-Market Products and Activities in NAPCS, February 2001||[PDF, 17KB]|
|Guidelines for Grouping and Aggregating Products in NAPCS, December 1999||[PDF, 98KB]|
|Identification and Classification of Service Products: Phase I of Initiative to Create a North American Product Classification System, April 1999||[PDF, 48KB]|