For regulatory information in specific states, please click on the appropriate link below:
Washington: http://agr.wa.gov/default.htm
California: http://www.cdfa.ca.gov/is/fert/index.asp
Oregon: http://oda.state.or.us/fertilizer/index.html

For additional regulatory information, please write to:

RSA MicroTech, LLC
P. O. Box 39
Marysville, WA  98270