Halsa is a former municipality in Møre og Romsdal county, Norway. The municipality existed from 1838 until 2020 when it became part of Heim Municipality in Trondelag county. It was part of the Nordmøre region. The administrative centre of Halsa was the village of Liabøen. Other villages in the municipality included Todalen, Halsanaustan, Valsøyfjord, Engan, Hjellnes, and Valsøybotnen.

Møre og Romsdal is a county in the northernmost part of Western Norway. It borders the counties of Trøndelag, Innlandet, and Vestland. The county administration is located in the town of Molde, while Ålesund is the largest town. The county is governed by the Møre og Romsdal County Municipality which includes an elected county council and a county mayor. The national government is represented by the county governor.