The Republican Party of Miami Dade County's Executive Committee is comprised of 160 elected members representing 40 districts throughout the county. Each District is represented by two (2) Committeemen and two (2) Committeewomen, along with two (2) alternate Committeemen and two (2) Alternate Committeewomen. The purpose and responsibility of the Committee is to promote the Republican Party at a local level through community outreach efforts. 

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In the event no county committeeman or committeewoman is elected or a vacancy occurs, the vacancy  shall be filled by a majority vote of those present at a meeting of the County Executive Committee. Such vacancy shall be filled by a qualified member of the Republican Party (Must be a registered Republican for 365 prior to seeking nomination as a candidate) residing in the district where the vacancy occurred and for the unexpired portion. ​