New Jersey Statutes Title 48. Public Utilities 48 § 3-98.5

a. A customer shall be permitted to switch between an electric power supplier and a basic generation service provider or between electric power suppliers, provided the electric public utility receives an electronic enrollment notice from the electric power supplier no later than 20 days prior to the next scheduled meter reading date for the switch to be effective on that date. A switch between an electric power supplier and a basic generation service provider, or between electric power suppliers, shall become effective on the customer's scheduled meter reading date, which shall occur at least monthly for the purpose of enabling customers to switch suppliers. The board may establish a shorter timeframe for switching between an electric power supplier and a basic generation service provider, or between electric power suppliers.

b. A customer shall be permitted to switch between a gas supplier and gas public utility or between gas suppliers, provided the gas public utility receives an electronic enrollment notice from a gas supplier on or before the first business day of the month for a switch to be effective on the following month's scheduled meter reading date. A switch between a gas supplier and gas public utility, or between gas suppliers, shall become effective on the customer's scheduled meter reading date, which shall occur at least monthly for the purpose of enabling customers to switch suppliers. The board may establish a shorter timeframe for switching between a gas supplier and a gas public utility, or between gas suppliers.