Frequently asked questions about pharmaceutical waste

We recognize the unique challenges when it comes to managing pharmaceutical waste. Facilities often work with multiple regulatory agencies to dispense, store, and dispose of pharmaceutical wastes. Below we answer your most common questions related to pharmaceutical wastes.

Special requirements for management of dangerous waste pharmaceuticals

In 2020, the special requirements for the management of dangerous waste pharmaceuticals (special requirements) (WAC 173-303-555) went into effect. We based the special requirements on the Environmental Protection Agency’s (EPA) federal management standards for hazardous waste pharmaceuticals, known as Subpart P.


Waste definitions

For more definitions, go to special requirements definitions (WAC 173-303-555(1)). 


Counting dangerous waste pharmaceuticals


Management and disposal


General questions