(1) The applicant shall submit any required fee identified in Table 1 in ARM 37.115.311 to the department at the time the plan review checklist and supporting documents are submitted. Pools not located on contiguous properties are considered separate projects for purposes of the fee schedule. Plan review will not begin until the fee is received.

(2) Fees for subsequent review, including interim review, final review, and engineering reviews shall be paid at or before those reviews occur or within 30 days of when an invoice for an engineering review is submitted to the license applicant or licensee.