UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-8F

Application for Deregistration of Certain Registered Investment Companies.

I. General Identifying Information

1. Reason fund is applying to deregister (check only one; for descriptions, see Instruction 1 above):

¨ Merger

x Liquidation

¨ Abandonment of Registration

(Note: Abandonments of Registration answer only questions 1 through 15, 24 and 25 of this form and complete verification at the end of the form.)

¨ Election of status as a Business Development Company

(Note: Business Development Companies answer only questions 1 through 10 of this form and complete verification at the end of the form.)

2. Name of fund:

Natixis Cash Management Trust

3. Securities and Exchange Commission File No.: 811-02819

4. Is this an initial Form N-8F or an amendment to previously filed Form N-8F?

x         Initial Application         ¨         Amendment

5. Address of Principal Executive Office (include No. & Street, City, State, Zip Code):

399 Boylston Street

Boston, MA 02116

(617) 449-2700

6. Name, address and telephone number of individual the Commission staff should contact with any questions regarding this form:

Coleen Downs Dinneen

C/O Natixis Asset Management Advisors, L.P.

399 Boylston Street

Boston, MA 02116

(617) 449-2810

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7. Name, address and telephone number of individual or entity responsible for maintenance and preservation of fund records in accordance with rules 31a-1 and 31a-2 under the Act [17 CFR 270.31a-1, .31a-2]:

Boston Financial Data Services, Inc. 2000 Crown Colony Drive Quincy, MA 02169	Reich & Tang Asset Management, LLC 600 Fifth Avenue New York, New York 10020
State Street Bank and Trust Company 225 Franklin Street Boston, Massachusetts 02110	Natixis Distributors, L.P. 399 Boylston Street Boston, Massachusetts 02116
Natixis Asset Management Advisors, L.P. 399 Boylston Street Boston, Massachusetts 02116

Note:  Once deregistered, a fund is still required to maintain and preserve the records described in rules 31a-1 and 31a-2 for the   periods specified in those rules.

8. Classification of fund (check only one):

x Management company;

¨ Unit investment trust; or

¨ Face-amount certificate company.

9. Subclassification if the fund is a management company (check only one):

x         Open-end         ¨       Closed-end

10. State law under which the fund was organized or formed (e.g., Delaware, Massachusetts):

Massachusetts

11. Provide the name and address of each investment adviser of the fund (including sub-advisers) during the last five years, even if the fund’s contracts with those advisers have been terminated:

Natixis Asset Management Advisors, L.P. (formerly IXIS Asset Management Advisors, L.P.) 399 Boylston Street Boston, Massachusetts 02116 Reich & Tang Asset Management, LLC 600 Fifth Avenue New York, New York 10020

12. Provide the name and address of each principal underwriter of the fund during the last five years, even if the fund’s contracts with those underwriters have been terminated:

Natixis Distributors L.P. (formerly IXIS Asset Management Distributors, L.P.)

399 Boylston Street

Boston, Massachusetts 02116

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13. If the fund is a unit investment trust (“UIT”) provide:

Not Applicable

(a) Depositor’s name(s) and address(es):

(b) Trustee’s name(s) and address(es):

14. Is there a UIT registered under the Act that served as a vehicle for investment in the fund (e.g., an insurance company separate account)?

¨         Yes        x        No

If Yes, for each UIT state:

Name(s):

File No.: 811-            

Business Address:

15. (a) Did the fund obtain approval from the board of directors concerning the decision to engage in a Merger, Liquidation or Abandonment of Registration?

x        Yes         ¨        No

If Yes, state the date on which board vote took place: November 19, 2010

If No, explain:

(b) Did the fund obtain approval from the shareholders concerning the decision to engage in a Merger, Liquidation or Abandonment of Registration?

¨        Yes         x        No

If Yes, state the date on which the shareholder vote took place:

If No, explain:

Shareholder approval to liquidate the Trust is not required.

II. Distributions to Shareholders

16. Has the fund distributed any assets to its shareholders in connection with the Merger or Liquidation?

x         Yes        ¨        No

(a) If Yes, list the date(s) on which the fund made those distributions:

February 11, 2011

(b) Were the distributions made on the basis of net assets?

x        Yes        ¨        No

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(c) Were the distributions made pro rata based on share ownership?

x         Yes         ¨         No

(d) If No to (b) or (c) above, describe the method of distributions to shareholders. For Mergers, provide the exchange ratio(s) used and explain how it was calculated:

(e) Liquidations only:

Were any distributions to shareholders made in kind?

¨         Yes         x         No

If Yes, indicate the percentage of fund shares owned by affiliates, or any other affiliation of shareholders:

17. Closed-end funds only: Not Applicable

Has the fund issued senior securities?

¨         Yes          ¨         No

If Yes, describe the method of calculating payments to senior securityholders and distributions to other shareholders:

18. Has the fund distributed all of its assets to the fund’s shareholders?

x         Yes         ¨         No

If No,

(a) How many shareholders does the fund have as of the date this form is filed?

(b) Describe the relationship of each remaining shareholder to the fund:

19. Are there any shareholders who have not yet received distributions in complete liquidation of their interests?

¨         Yes         x         No

If Yes, describe briefly the plans (if any) for distributing to, or preserving the interests of, those shareholders:

III. Assets and Liabilities

20. Does the fund have any assets as of the date this form is filed?

(See question 18 above)

x         Yes         ¨         No

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If Yes,

(a) Describe the type and amount of each asset retained by the fund as of the date this form is filed:

Cash – $339,078

Receivable from Advisor - $11,981

(b) Why has the fund retained the remaining assets?

The Fund has remaining assets in order to pay outstanding expenses.

(c) Will the remaining assets be invested in securities?

¨         Yes         x         No

21. Does the fund have any outstanding debts (other than face-amount certificates if the fund is a face-amount certificate company) or any other liabilities?

x         Yes         ¨         No

If Yes,

(a) Describe the type and amount of each debt or other liability:

Deferred Trustees Fees	$	282,906
Audit Fees		2,700
Legal Fees		355
Transfer Agent Fees		65,098
	$	351,059

(e) How does the Trust intend to pay these outstanding debts or other liabilities?

The Trust expects to use the Cash and Receivable from Advisor balances noted in Question 20(a).

IV. Information About Event(s) Leading to Request For Deregistration

22. (a)     List the expenses incurred in connection with the Merger or Liquidation:

(i)           Legal expenses:	$	—
(ii)         Accounting expenses:		—
(iii)        Other expenses (list and identify separately):
(a) Transfer agency services:		—
(b) Printing and mailing:		14,340
(c) Registration termination		—
(iv)        Total expenses (sum of lines (i)-(iii) above):	$	14,340

(b) How were those expenses allocated? See (c) below.

(c) Who paid those expenses?

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The Fund paid $529 for expenses incurred in connection with the liquidation. In addition, the Advisor paid $13,811 for expenses incurred in connection with the liquidation.

(f) How did the fund pay for unamortized expenses (if any)?

Not Applicable

23. Has the fund previously filed an application for an order of the Commission regarding the Merger or Liquidation?

¨         Yes        x        No

If Yes, cite the release numbers of the Commission’s notice and order or, if no notice or order has been issued, the file number and date the application was filed:

V. Conclusion of Fund Business

24. Is the fund a party to any litigation or administrative proceeding?

¨         Yes        x        No

If Yes, describe the nature of any litigation or proceeding and the position taken by the fund in that litigation:

25. Is the fund now engaged, or intending to engage, in any business activities other than those necessary for winding up its affairs?

¨         Yes        x        No

If Yes, describe the nature and extent of those activities:

VI. Mergers Only - Not Applicable

26. (a) State the name of the fund surviving the Merger:

(b) State the Investment Company Act file number of the fund surviving the Merger:

(c) If the merger or reorganization agreement has been filed with the Commission, state the file number(s), form type used and date the agreement was filed:

(d) If the merger or reorganization agreement had not been filed with the Commission, provide a copy of the agreement as an exhibit to this form.

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VERIFICATION

The undersigned states that (i) he has executed this Form N-8F application for an order under section 8(f) of the Investment Company Act of 1940 on behalf of Natixis Cash Management Trust (ii) he is the Assistant Secretary of Natixis Cash Management Trust and (iii) all actions by shareholders, trustees and any other body necessary to authorize the undersigned to execute and file this Form N-8F application have been taken. The undersigned also states that the facts set forth in this Form N-8F application are true to the best of his knowledge, information and belief.

(Signature)

/s/ John DelPrete

John DelPrete

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