Mazsalaca Municipality
Mazsalaca Municipality was a municipality in Vidzeme, Latvia. The administrative centre was Mazsalaca.
The municipality was formed in 2009 by merging Ramata parish, Sēļi parish, Skaņkalne parish and Mazsalaca town with its rural territory after the dissolution of Valmiera district. In 2010 Mazsalaca parish was created from the rural territory of Mazsalaca town.
On 1 July 2021, Mazsalaca Municipality ceased to exist and its territory was merged into Valmiera Municipality.