14 C.F.R. § 450.47 – Environmental review.

(a) General. The FAA is responsible for complying with the procedures and policies of the National Environmental Policy Act (NEPA) and other applicable environmental laws, regulations, and Executive Orders prior to issuing a launch or reentry license. An applicant must provide the FAA with information needed to comply with such requirements. The FAA will consider and document the potential environmental effects associated with issuing a launch or reentry license consistent with paragraph (b) of this section.
(b) Environmental Impact Statement or Environmental Assessment. When directed by the FAA, an applicant must—
1. (1) Prepare an Environmental Assessment with FAA oversight;
2. (2) Assume financial responsibility for preparation of an Environmental Impact Statement by an FAA-selected and -managed consultant contractor; or
3. (3) Submit information to support a written re-evaluation of a previously submitted Environmental Assessment or Environmental Impact Statement.
(c) Categorical exclusion. The FAA may determine that a categorical exclusion is appropriate upon receipt of supporting information from an applicant.
(d) Application requirements. An application must include an approved FAA Environmental Assessment, Environmental Impact Statement, categorical exclusion determination, or written re-evaluation, which should address compliance with any other applicable environmental laws, regulations, and Executive Orders covering all planned licensed activities in compliance with NEPA and the Council on Environmental Quality Regulations for Implementing the Procedural Provisions of NEPA.