The phrase "public oversight" means that the actions, decisions, or activities of a group or organization are watched and monitored by the general public to ensure they are responsible, fair, and transparent. Full definition
When a public school is made into a charter, it's removed from public oversight or electoral control: there goes community choice about school closures or educational policies. (nationofchange.org)
The MTA has in the past approved multi-year, billion - dollar spending plans with little public oversight. (chicagotribune.com)
Public schools, on the other hand, must spend taxpayer money according to strict laws that require public oversight, transparency, and accountability. (stoprocketship.com)