(1) On or before May 8, 1986, each owner of an underground storage tank currently in use must submit, in the form prescribed in (9) of this rule, a notice of the existence of such tank to the department.

(2) On or before May 8, 1986, each owner of an underground storage tank taken out of operation after January 1, 1974 (unless the owner knows that such tank has been removed from the ground) must submit, in the form prescribed in (9) of this rule, a notice of the existence of such tank to the department.

(3) Any owner who brings an underground storage tank into use after May 8, 1986, must, within 30 days of bringing such tank into use, submit, in the form prescribed in (9) of this rule, a notice of the existence of such tank to the department.

(4) Owners required to submit notices to the department under (1) through (3) of this rule must provide the required notice for each underground storage tank they own. Owners may provide notice of several tanks using one notification form, but owners who own tanks located at more than one place of operation must file a separate notification form for each separate place of operation.

(5) Notices required to be submitted under (1) through (3) of this rule must provide all of the information indicated on the prescribed form described in (9) of this rule for each tank for which notice must be given.

(6) Any person who deposits regulated substances from December 9, 1985 through May 9, 1987, in an underground storage tank must make reasonable efforts to notify the owner or operator of such tank of the owner's obligations under (1) through (3) of this rule.

(7) Beginning 30 days after the department issues new tank performance standards pursuant to 75-10-405 , MCA, any person who sells a tank intended to be used as an underground storage tank must notify the purchaser of such tank of the owner's notification obligations under (1) through (3) of this rule.

(8) Sections (1) through (3) of this rule do not apply to tanks for which notice was given pursuant to section 103(c) of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980.

(9) The form which must be used for notice submitted to the department under this rule is department form, "Notification for Underground Storage Tanks", EPA form 7530-1 (11/85) DHES Revised 2/86.

(10) The department hereby adopts and incorporates by reference the form entitled "Notification for Underground Storage Tanks," EPA form 7530-1 (11/85) DHES Revised 2/86, which form asks for information including, but not limited to, ownership, location, age, material of construction, capacity, use, and internal and external construction. Copies of this form may be obtained from the Department of Environmental Quality, P.O. Box 200901, Helena, MT 59620-0901.