For fiscal year 2014 and each fiscal year thereafter, the President’s budget request submitted pursuant to section 1105 of title 31 , United States Code, shall include— (1) an estimate of the nationwide average availability, expressed as a percentage, of the authorized depth and authorized width of all navigation channels authorized to be maintained using appropriations from the Harbor Maintenance Trust Fund that would result from harbor maintenance activities to be funded by the budget request; and (2) an estimate of the average annual amount of appropriations from the Harbor Maintenance Trust Fund that would be required to increase that average availability to 95 percent over a 3-year period. ( Pub. L. 112–141, div. A, title I, § 1537 , July 6, 2012 , 126 Stat. 585 .) Editorial Notes Codification Section was enacted as part of the Moving Ahead for Progress in the 21st Century Act, also known as the MAP–21, and not as part of the Water Resources Development Act of 1986 which comprises this chapter. Statutory Notes and Related Subsidiaries Effective Date Section effective Oct. 1, 2012 , see section 3(a) of Pub. L. 112–141 , set out as an Effective and Termination Dates of 2012 Amendment note under section 101 of Title 23 , Highways.