The Federal share of the cost of activities carried out using amounts from a grant made under subsection (a) of this section shall be not less than 55 percent of the cost. The non-Federal share of the cost may include, in any amount, public and private funds and in-kind services, and may include, notwithstanding section
1383
(h) of this title, financial assistance, including loans, from a State water pollution control revolving fund.