EXHIBIT 31.2

CERTIFICATION OF CHIEF FINANCIAL OFFICER AND TREASURER OF CHEMUNG FINANCIAL

CORPORATION PURSUANT TO RULE 13a-14(a) UNDER THE SECURITIES EXCHANGE ACT OF 1934.

I, Mark A. Severson, certify that:

1.  I have reviewed this report on Form 10-Q of Chemung Financial Corporation;

2.  Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to

state a material fact necessary to make the statements made, in light of the circumstances under which such

statements were made, not misleading with respect to the period covered by this report;

3.  Based on my knowledge, the financial statements, and other financial information included in this

report, fairly present in all material respects the financial condition, results of operations and cash flows of the

registrant as of, and for, the periods presented in this report;

4.  The registrant's other certifying officer(s) and I are responsible for establishing and maintaining

disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control

over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

a)  designed such disclosure controls and procedures, or caused such disclosure controls and procedures to

be designed under our supervision, to ensure that material information relating to the registrant, including its

consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in

which this report is being prepared;

b)  designed such internal control over financial reporting, or caused such internal control over financial

reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial

reporting and the preparation of financial statements for external purposes in accordance with generally accepted

accounting principles;

c)  evaluated the effectiveness of the registrant's disclosure controls and procedures and presented in this

report our conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period

covered by this report based on such evaluation; and

d)  disclosed in this report any change in the registrant's internal control over financial reporting that

occurred during the registrant's most recent fiscal quarter that has materially affected, or is reasonably likely to

materially affect, the registrant's internal control over financial reporting; and

5.  The registrant's other certifying officer and I have disclosed, based on our most recent evaluation of

internal control over financial reporting, to the registrant's auditors and the audit committee of registrant's board of

directors (or persons performing the equivalent functions):

a)  all significant deficiencies and material weaknesses in the design or operation of internal control over

financial reporting which are reasonably likely to adversely affect the registrant's ability to record, process,

summarize and report financial information; and

b)  any fraud, whether or not material, that involves management or other employees who have a significant

role in the registrant's internal control over financial reporting

Date:  August 8, 2013

By:           /s/ Mark A. Severson

Chief Financial Officer and Treasurer

(Principal Financial and Accounting Officer)