The principal executive divisions of the federal government of the United States, headed by a secretary who is a member of the President's cabinet, the agencies within them and the independent establishments and corporations that fall outside the cabinet structure.

Programs that accept and safely dispose of unwanted or outdated medication. Substances that qualify for the program typically include such things as prescription drugs, nonprescription medication, acne therapies, athlete's foot treatment, vitamin and mineral supplements and throat lozenges. Medication disposal programs provide a environmentally safe alternative to flushing medications down the toilet where they may not be completely removed by the sewage treatment process or discarding them with household garbage where they may be found and consumed by children or animals or enter into the groundwater supply.

Programs that maintain information about community resources that are appropriate for a specific target group or human services sector (for example, youth programs or addiction services) and which link individuals who are in need of specialized services with appropriate resources and/or which provide information about community agencies and organizations that offer specialized services.