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Maryland's Responsible Personnel Certification Course
Erosion and sediment control training, known as the Responsible Personnel Certification (or formerly as the 'Green Card Class'), is required in Maryland by anyone overseeing the installation and maintenance of erosion and sediment control practices. This Certification is available through an on-line training course by clicking on the link below.

For questions or concerns about the course, please contact Maria Warburton at 410.537.3632 or

Find more information from the following link(s):
  • Erosion and Sediment Control in Maryland
  • Responsible Personnel Certification (RPC) Course

  • To speak with a Customer Service Representative, please call 311 during business hours.