From the English Wikipedia page [1]

Auce Municipality (Latvian: Auces novads) is a municipality in Zemgale, Latvia. The municipality was formed in 2009 by merging Bēne parish, Lielauce parish, Ukri parish, Vītiņi parish, Īle parish and Auce town with its countryside territory the administrative centre being Auce.

More information on the Latvian Wikipedia page [2]