AF&PA Updates Voluntary Standard for Coated or Treated Corrugated Fiberboard

Quality Blog

Oct. 28, 2025

American Forest & Paper Association (AF&PA) releases an update to its voluntary standard for coated or treated corrugated fiberboard.

AF&PA has issued a new version of its ‘Voluntary Standard for Repulping and Recycling Coated or Treated Corrugated Fiberboard and its Equivalents in the Old Corrugate Containers (OCC) Recycling Stream’. The updated standard includes a number of revisions, including minor changes to the recyclability portion of the test method. Major changes were also made to the acceptance criteria for the repulpability portion of the method, along with other operational clarifications.

The table below shows the most significant method changes:


Voluntary standard for repulping
20132025
Yield greater than 80% based on total weight
or
Yield greater than 85% based on bone dry charge
Yield greater than 60% based on bone dry charge
and
Rejects less than 20% based on fiber collected
Maintain 1 inch of head waterMaintain 2.5 inches of head water
No specification on screening temperatureScreening temperature of 60-80 °F
No specification on screenSpecified 200 mesh screen
Reported only percent rejectsPercent fiber yield (charged: 60%)
Percent rejects (fiber collected: 20%)

A copy of this new standard can be obtained for review here: Voluntary Standard for Coated or Treated Corrugated | AF&PA.


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