broken down by demographic group. (B) If it is reasonably available to the State or political subdivision involved, an estimate of the population of the area which consists of citizens of the United States who are 18 years of age or older, broken down by demographic group. (C) The number of registered voters, broken down by demographic group if such breakdown is reasonably available to the State or political subdivision involved. (D) The actual number of votes, or (if it is not reasonably practicable for the State or political subdivision to ascertain the actual number of votes) the estimated number of votes received by each candidate in each statewide election and (if the change applies to only one political subdivision) in each subdivision-wide election held during the 5-year period which ends on the date the change involved is made. (4) Voluntary Compliance by Smaller Jurisdictions Compliance with this subsection shall be voluntary for a political subdivision of a State unless the subdivision is one of the following: (A) A county or parish. (B) A municipality with a population greater than 10,000, as determined under the most recent decennial census. (C) A school district with a population greater than 10,000, as determined under the most recent decennial census. For purposes of this paragraph, the term school district means the geographic area under the jurisdiction of a local educational agency (as defined in section 9101 of the Elementary and Secondary Education Act of 1965). (d) Rules Regarding Format of Information The Attorney General may issue rules specifying a reasonably convenient and accessible format that States and political subdivisions shall use to provide public notice of information under this section. (e) No denial of right To vote The right to vote of any person shall not be denied or abridged because the person failed to comply with any change made by a State or political subdivision if the State or political subdivision involved did not meet the applicable requirements of this section