self-regulating

adjective

1. adjusting, ruling, or governing itself without outside interference; operating or functioning without externally imposed controls or regulations: a self-regulating economy; the self-regulating market.
2. functioning automatically: a self-regulating machine.

adjective

1. (of a business, society, etc) enforcing or upholding its own rules and laws without external agency of intervention

adj.1837, from self- + present participle of regulate (v.).