What is the primary reason for requiring different registrations for various activities with controlled substances?

Requiring different registrations for various activities with controlled substances primarily serves to ensure proper regulation and oversight. This framework is crucial in maintaining compliance with laws designed to prevent misuse and abuse of these substances. Each registration type corresponds to specific activities—such as manufacturing, distributing, or dispensing—which enables regulatory bodies to monitor and control these activities more effectively.

By having distinct registrations, authorities can track the handling of controlled substances from production through to the point of sale. This layered approach adds a layer of accountability and facilitates targeted inspections and audits, which are essential in an environment where controlled substances can pose significant risks to public health and safety. The regulatory structure aims to mitigate risks associated with potential diversion and illegal activities while promoting patient safety and ensuring that valid medical needs are met.

The other options focus on limiting entities or reducing costs, which do not encapsulate the primary intent of ensuring adequate oversight and regulatory compliance in managing controlled substances.