Section 1923 - Notice of new or existing underground storage tank(a) New tanks. When an underground storage tank is installed or entered into service after June 30, 1985, the owner shall notify the Secretary of the existence of that tank.(b) Tanks in service on June 30, 1985. Before April 1, 1986, any person who on June 30, 1985 owns an underground storage tank currently in use shall notify the Secretary of the existence of that tank.(c) Tanks no longer in service. Any person who knowingly owned or used an underground storage tank after January 1, 1974, and who does not have knowledge that the tank has been closed in accordance with tank closure requirements prescribed by the rules, shall make a one-time notification to the Secretary regarding the existence of that tank. No person is required under this section to report a tank that has been reported under subsection (b) of this section.(d) Notices. Notices under this section shall be in the form and manner prescribed by the Secretary. (1) All notices shall include at least the following information, to the extent known by the person reporting: (A) the tank's size, type, and location; and(B) the type and quantity of substance, if any, stored in it.(2) Notices for tanks that are no longer in operation shall also include the following information, to the extent known by the person reporting:(A) the date the tank was taken out of operation; and(B) the age of the tank at that time.(e) Applicability. Notices under this section and section 1925 of this title shall apply to any underground storage tank, except for: farm or residential tanks of equal to or less than 1,100 gallons capacity that are used for storing motor fuel for noncommercial purposes; and heating oil tanks used for on-premises heating purposes that are less than or equal to 1,100 gallons capacity.Added 1985, No. 66, § 1; amended 1991, No. 85, § 2; 1997, No. 132 (Adj. Sess.), § 4, eff. 4/23/1998.