University of Maryland Extension

Maryland Nutrient Management Regulations

In May 2000, the state of Maryland officially published regulations which guide the implementation of the 1998 Water Quality Improvement Act. A current set of these regulations are posted on the Maryland Department of Agriculture's web site. Below is an overview of the current regulations:

COMAR 15.20.04 - Nutrient Management Certification and Licensing

Covers certification and licensing requirements for individuals or businesses who write nutrient management plans.

COMAR 15.20.05 - Manure Transportation Pilot Project

Describes the voluntary Manure Transportation Project, a 4-year project intended to facilitate the transport of poultry litter and livestock manure from farms in all areas of the state that are subject to phosphorus over-enrichment.

COMAR 15.20.06 - Nutrient and Commercial Fertilizer Application Requirements for Agricultural Land and Land, Including State Property, Not Used for Agricultural Purposes

Describes requirements for persons who apply nutrients to more than ten acres of agricultural land or who apply commercial fertilizer to three or more acres of non-agricultural land or State-owned land.

COMAR 15.20.07 - Agricultural Operation Nutrient Management Plan Requirements

Requires agricultural operators to develop and implement nitrogen and phosphorus-based nutrient management plans for agricultural operations by certain deadlines.

COMAR 15.20.08 - Content and Criteria for a Nutrient Management Plan Developed for an Agricultural Operation

Describes the content requirements for a nutrient management plan, the plan recommendations given by a certified nutrient management consultant and the requirements for implementation of a nutrient management plan by the agricultural operator.

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