; (B) be attached by means of nonwater-soluble adhesive; and (C) bear the following notice printed in 16.5 point Arial Narrow Bold font: IMPORTANT INFORMATION: Exclusively intended for commercial installations. This model is not certified by the U.S. Department of Energy as a residential water heater. This model does not have a certified First Hour or UEF rating. . (3) Revision upon petition On receipt of a petition by an interested party, the Secretary may conduct a rulemaking to revise the scope and requirements of the label required under paragraph (1). . (e) Effective date This section and the amendments made by this section shall take effect 180 days after the date of enactment of this Act.