X0306 4 2018-04-02 0001362004 ICF International, Inc. ICFI 0001376436 Datar Srikant M. 9300 LEE HIGHWAY FAIRFAX VA 22031 1 Common 2018-04-02 4 A 0 251.0000 59.5500 A 2440.0000 D Shares received by the Reporting Person pursuant to such Reporting Person's election to receive restricted stock in lieu of cash for the Reporting Person's annual election (paid in quarterly installments) for serving as a member of the Board of Directors of ICF International, Inc. /s/ James E. Daniel, Attorney-in-fact 2018-04-04