empower

To give permission, power, or the legal right to do something.

Regulations have been made under the Civil Aviation Acts of 1949, 1980 and 1982 which empower Inspectors of Accidents to do these things.

Once on site, inspectors are empowered to exercise wide-ranging legal powers - including the right to enter railway property or land adjoining it; to make written, electronic or photographic records; to seize equipment, remove or retain samples; and to be given access to records and recording equipment.

To give someone more confidence and/or strength to do something, often by enabling them to increase their control over their own life or situation.

John found that starting up his own business empowered him greatly in social situations.

Musically, what originally attracted me to dance was its shamanist aspects, using natural magic to change people's neurological states and to psychologically empower them.