Administration Wing (Chinese: 行政署) of the Office of the Chief Secretary for Administration is an executive agency in the Government of Hong Kong, reporting directly to the Chief Secretary and Financial Secretary.

It is mainly responsible to oversee the effective functioning of the Government Secretariat machinery[1] and managing the relations between the government and the Legislative Council, Judiciary, independent statutory agencies, consular missions.

On 17 February 2015, the Administration Wing has issued an internal guidance about the usage of politically correct terminologies.

[2] The spokesperson of the agency claimed that the guidance imposed were to allow the wordings to be in align with the provisions stipulated in the Basic Law.

[3] However, the Civic Party lawmaker Claudia Mo then have criticised the act, which would effectively introduce Mainland Chinese terms into official documents.