Description: Geographic areas that consist of lower and single tier municipalities. A lower tier municipalityforms part of an Upper Tier Municipality for municipal purposes. Municipal responsibilities setout under the Municipal Act and other Provincial legislation are split between the upper tierand lower tier municipalities. Single Tier Municipality: An area which does not form part of anupper tier municipality for municipal purposes and assumes all municipal responsibilities setout under the Municipal Act and other Provincial legislation. First Nation Lands will form holesin the municipal boundary layers, where these areas exist