(1) For all owners or operators. Subject to the limitation of subsection (3) of this section, an owner or operator, including a local government owner or operator, may use any one or combination of the mechanisms listed in WAC 173-360A-1060 through 173-360A-1066 to demonstrate financial responsibility under this part for one or more underground storage tanks.

(2) For only local governments owners or operators. Subject to the limitation of subsection (3) of this section, a local government owner or operator may also use any one or combination of the mechanisms listed in WAC 173-360A-1070 through 173-360A-1073 to demonstrate financial responsibility under this part for one or more underground storage tanks.

(3) Limitation on combining self-insurance and guarantee. An owner or operator may use self-insurance in combination with a guarantee only if, for the purpose of meeting the requirements of the financial test under this rule, the financial statements of the owner or operator are not consolidated with the financial statements of the guarantor.