Each collegiate chapter supports the school annually, contributing to the success of environmental and cultural education programs.
Faculty and administrators can also be elected to membership by a collegiate chapter.
As of February 2013, there are 248 collegiate chapters (241 active, and 7 inactive).
The most fundamental local unit is the collegiate chapter chartered at a college or university.
Additional collegiate chapters were established and all members met at a convention.
Each collegiate chapter hosts its own Youth Conference for their community.
The Law is designed to allow for autonomy and self-governance in collegiate chapters.
At present, records for 23 collegiate chapters have been found.
By 1931, eight collegiate chapters had been chartered, with a total membership of 500.
The earliest example is the collegiate chapter established in Bratislava around 1100.