noun which may take the genitive case particle 'no', noun
within a government agency; inside a government building
Refers to the interior of a government office or agency building, or to matters occurring inside such an organization. Often used attributively with の.
庁内の会議で新しい方針が決まった。
A new policy was decided at a meeting within the agency.
庁内には食堂や売店がある。
There is a cafeteria and a shop inside the government building.