Definitions for "Stringent"
carefully controlled or forced to meet requirements The government introduced stringent controls over the construction industry after the piling scandal. stringency (n), stringently (adv)
Tightly regulated or controlled.
Keywords:  strict, rigorous, tight, rigid, rules
Binding strongly; making strict requirements; restrictive; rigid; severe; as, stringent rules.
demanding strict attention to rules and procedures; "rigorous discipline"; "tight security"; "stringent safety measures"