Altering, from 16 years old to 15 years and 9 months old, the age at which an individual may register to vote; requiring that a voter notification card sent to an individual under the age of 18 years include information regarding when the individual will be eligible to vote; and requiring the election director in the county where a registered voter under the age of 18 years becomes eligible to vote under a certain provision of law to send a certain notice to the voter.