On June 15, 2017, following the Liberal re-election in the 2017 Nova Scotia general election Premier Stephen McNeil shuffled his cabinet, moving Regan to Minister of Community Services, while keeping her as Minister responsible for the Advisory Council on the Status of Women Act. Regan was Deputy Premier of Nova Scotia in the Rankin government from February 23, 2021 until August 31, 2021. Regan was re-elected in the 2021 election, however the Rankin Liberals lost government becoming the Official Opposition. In August 2022, Liberal Leader Zach Churchill appointed her Deputy Leader of the Official Opposition, Chair of the Legislature’s Public Accounts, and shadow minister for Skills and Labour. She is a member of the Legislature Internal Affairs Committee.
