Complex sentence: Towns, villages, resort villages and rural municipalities are formed under the authority of the Municipalities Act, enacted in 2005, while the three sub-types of northern municipalities are formed under the authority of the Northern Municipalities Act, enacted in 2010.
Split into simpler sentences: Towns, villages, resort villages and rural municipalities are formed under the authority of "The Municipalities Act", enacted in 2005. The three sub-types of northern municipalities are formed under the authority of "The Northern Municipalities Act", enacted in 2010.