(1) A contractor performing a CML decontamination project pursuant to this subchapter shall:

(a) perform all contamination assessment and decontamination work and disposal of contaminated material only with certified workers and supervisors;

(b) file a work plan with, and obtain written approval of the plan from, the department prior to beginning the decontamination project;

(c) perform all work in accordance with the approved work plan;

(d) station on site, at all times decontamination work is being performed, a contractor-employed certified supervisor to oversee the project; and

(e) have final clearance sampling conducted by an independent contractor who is not employed by the contractor described in (1), and who is certified by the department pursuant to this subchapter to perform that work.

(2) Department approval of a work plan does not relieve a contractor from compliance with any other applicable requirements including, but not limited to, state and local building codes, occupational safety and health standards, and the solid waste, hazardous waste, and asbestos requirements in ARM Title 17, chapters 50, 53, and 74.