The standards of section 480-D do not apply to projects that qualify for Tier 1 or Tier 2 review, except that water quality standards under section 480-D, subsection 5 apply to those projects. Projects that meet the eligibility requirements for Tier 1 or Tier 2 review and that satisfy the permitting requirements set forth in subsection 3, and 6 or 7, as applicable, are presumed not to have significant environmental impact.

3. General requirements. A person undertaking an activity for which a permit is processed pursuant to this section must shall satisfy the requirements of this subsection.

A. An applicant for Tier 1 or, Tier 2 or Tier 3 review must shall meet the following requirements.

(1) Alteration of freshwater wetland areas on the property must be avoided to the extent feasible considering cost, existing technology and logistics based on the overall purpose of the project.

(2) The area of the freshwater wetland to be altered must be limited to the minimum amount necessary to complete the project.

(3) Erosion control measures must be used to prevent sedimentation of protected natural resources. A 25- foot buffer strip must be maintained between the activity and any river, stream or brook.

(4) The activity must comply with applicable water quality standards pursuant to section 480-D, subsection 5.

B. An applicant for Tier 1, Tier 2 or Tier 3 review for projects that would alter wetland hydrology and could also alter stream flows or other adjacent surface waters, must comply with the water quality classification standards contained in section 465.

C.__An applicant for Tier 1 review shall meet the following requirements.