Composting Regulations and Standards

Parameters for Compost Use
A number of compost parameters are important to consider when producing, shipping, and utilizing compost. 

Compost Guidelines Chart
This chart helps users and producers better understand regulatory requirements for various uses of compost. 

PENNDOT's Publication 805
The new specifications are now available for compost use in highway construction and maintenance; Section 805, Mulching. 

Herbicides in Compost
Clopyralid has become a serious concern in finished compost. Reports and papers help explain this issue.