self-regulating

1. Regulating oneself or itself.
2. Regulating itself automatically.

Action by insurance companies and agents to voluntarily refrain from business conduct that is misleading, fraudulent, and in general would have adverse consequences for the purchaser of the insurance product.

The adjective has one meaning:

Meaning #1: designed to activate or move or regulate itself
  Synonyms: self-acting, self-activating, self-moving