Variant of NAPCS Canada 2012 Version 1.1 - Industrial Product Price Index (IPPI)

Hierarchical structure

The structure of the NAPCS 2012 variant for IPPI is hierarchical. It is composed of five levels.

level 1: section (three-character alphanumeric codes)
level 2: group (three-digit standard codes, and four-character alphanumeric codes)
level 3: class (five-digit standard codes, and six-character alphanumeric codes)
level 4: subclass (six-digit standard codes)
level 5: detail (seven-digit standard codes)