The numbering is structured as follows:
EPD_KKK_JJJJLLLL-DSRV-SP
- K = company identifier (capital letters only)
- J = year
- L = serial number beginning with 0001; this will be generated by the system and is reset to 0001 at the beginning of each new year
- D = type of declaration:
- C = core EPD;
- I= IBU EPD
- S = system boundaries:
- A = cradle to gate;
- B = cradle to gate with options;
- C = cradle to grave
- R = representative status
- A = declaration of a specific product from a manufacturer’s factory;
- to H = declaration of an average product averaged from several factories of several manufacturers, not representative of the association;
- V =version; the current version begins with 1; changes to the EPD can be made using a version number.
- SP = language abbreviation