Requirements to obtain a substantial development permit, conditional use permit, variance, letter of exemption, or other review conducted by a local government to implement this chapter do not apply to the following:

(1) Remedial actions. Pursuant to RCW 90.58.355, any person conducting a remedial action at a facility pursuant to a consent decree, order, or agreed order issued pursuant to chapter 70.105D RCW, or to the department of ecology when it conducts a remedial action under chapter 70.105D RCW. The department must ensure compliance with the substantive requirements of this chapter through the consent decree, order, or agreed order issued pursuant to chapter 70.105D RCW, or during the department-conducted remedial action, through the procedures developed by the department pursuant to RCW 70.105D.090.

(2) Boatyard improvements to meet NPDES permit requirements. Pursuant to RCW 90.58.355, any person installing site improvements for stormwater treatment in an existing boatyard facility to meet requirements of a national pollutant discharge elimination system stormwater general permit. The department must ensure compliance with the substantive requirements of this chapter through the review of engineering reports, site plans, and other documents related to the installation of boatyard stormwater treatment facilities.

(3) WSDOT facility maintenance and safety improvements. Pursuant to RCW 90.58.356, department of transportation projects and activities meeting the conditions of RCW 90.58.356 are not required to obtain a substantial development permit, conditional use permit, variance, letter of exemption, or other review conducted by a local government to implement the Shoreline Management Act, chapter 90.58 RCW.