This is the 4301st most frequent German word.
erforderlichen
"Necessary" or "required."
Used as an adjective describing the measures needed for an outcome.
Er hat die erforderlichen Maßnahmen ergriffen.
He has taken the necessary measures.
Used as an adjective modifying conditions that must be met.
Die Erfüllung der erforderlichen Bedingungen ist entscheidend.
The fulfillment of the necessary conditions is crucial.
Used as an adjective specifying documents needed for a particular purpose.