Code of Federal Regulations Title 39. Postal Service § 39.776.4 Scope

(1) New construction, owned or leased;  or

(2) Construction projects at an existing facility that would increase the amount of impervious surface at the site.

(1) Those actions identified in paragraphs (a)(1) and (a)(2) of this section, when the entire preferred area, or all contending sites, for such actions lies within a floodplain;

(2) Incidental construction, such as construction of athletic fields, recreational facilities, sidewalks, and other minor alteration projects;

(3) Construction at existing postal facilities pursuant to the Architectural Barriers Act or postal accessibility standards;

(4) Any facility construction project deemed necessary to comply with federal, state, or local health, sanitary, or safety code standards to ensure safe working conditions;

(5) Construction of facilities that are functionally dependent on water, such as piers, docks, or boat ramps;

(6) Maintenance, repair, or renovation of existing facilities;  or

(7) Leasing or other use of space for not more than one year.