On 21 December 2021, Giffey was sworn in as Mayor of Berlin after 84 Berlin House deputies voted in favor of her, while 52 voted against her and two abstained.
By early 2021, she introduced legislation introducing stricter gender equality rules for government-controlled companies and measures to force larger listed companies to have at least one woman on their management boards.
By early 2021, she introduced legislation introducing stricter gender equality rules for government-controlled companies and measures to force larger listed companies to have at least one woman on their management boards.