1. Short title This Act may be cited as the Water Infrastructure Improvement Act . 2. Definitions In this Act: (1) Administrator The term Administrator means the Administrator of the Environmental Protection Agency. (2) Municipality The term municipality has the meaning given that term in section 502 of the Federal Water Pollution Control Act ( 33 U.S.C. 1362 ). 3. Integrated plans (a) Integrated plans Section 402 of the Federal Water Pollution Control Act ( 33 U.S.C. 1342 ) is amended by adding at the end the following: (s) Integrated plans (1) Definition of integrated plan In this subsection, the term integrated plan means a plan developed in accordance with the Integrated Municipal Stormwater and Wastewater Planning Approach Framework, issued by the Environmental Protection Agency and dated June 5, 2012. (2) In general The Administrator (or a State, in the case of a permit program approved by the Administrator) shall inform municipalities of the opportunity to develop an integrated plan that may be incorporated into a permit under this section. (3) Scope (A) Scope of permit incorporating integrated plan A permit issued under this section that incorporates an integrated plan may integrate all requirements under this Act addressed in the integrated plan, including requirements relating to— (i) a combined sewer overflow; (ii) a capacity, management, operation, and maintenance program for sanitary sewer collection systems; (iii) a municipal stormwater discharge; (iv) a municipal wastewater discharge; and (v) a water quality-based effluent limitation to implement an applicable wasteload allocation in a total maximum daily load. (B) Inclusions in integrated plan An integrated plan incorporated into a permit issued under this section may include the implementation of— (i) projects, including innovative projects, to reclaim, recycle, or reuse water