The notice of proposed action must be mailed or personally delivered to each person required to be given notice of the proposed action not less than 15 days before the date specified in the notice of proposed action on or after which the proposed action is to be taken. If mailed, the notice of proposed action must be addressed to the person at the person's last known address. The notice of proposed action must be mailed or delivered in the manner provided in NRS 155.010.
NRS 143.730