Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
JACKS JOEL R
  2. Issuer Name and Ticker or Trading Symbol
ICF International, Inc. [ICFI]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
ICF INTERNATIONAL, INC., 9300 LEE HIGHWAY
3. Date of Earliest Transaction (Month/Day/Year)
09/27/2009
(Street)

FAIRFAX, VA 22031
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock               3,129,504 I See footnote (1)
Common Stock               102,991 D  
Common Stock 09/27/2009   A   2,000 (2) A $ 0 102,991 (3) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
JACKS JOEL R
ICF INTERNATIONAL, INC.
9300 LEE HIGHWAY
FAIRFAX, VA 22031
  X   X    

Signatures

 /s/ James J. Maiwurm, Attorney-in-fact   09/29/2009
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Joel R. Jacks is a managing member of CMLS General Partner, L.L.C., LPE II, LLC and LPE II Co-Investors, LLC, which serve as the general partners of entities that serve as the general partner of entities that own shares of Issuer's common stock ("CMEP Partnerships"). This number reflects such CMEP Partnerships' distribution of a total of 1,500,000 shares of common stock to its limited partners. Mr. Jacks disclaims beneficial ownership of the shares of the Issuer's common stock beneficially owned by each of CMLS General Partner, L.L.C., LPE II, LLC and LPE II Co-Investors, LLC except to his proportionate pecuniary interest therein.
(2) Represents third and final vesting anniversary of acquired restricted stock grant pursuant to the 2006 Long-Term Equity Incentive Plan.
(3) The total amount of restricted stock grant was reported on Form 4 on October 2, 2006.

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