Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - National Interstate CORPFinancial_Report.xls
10-Q - 10-Q - National Interstate CORPnatl-20150331x10q.htm
EX-31.2 - EXHIBIT 31.2 - National Interstate CORPexhibit312q1-15.htm
EX-31.1 - EXHIBIT 31.1 - National Interstate CORPexhibit311q1-15.htm
EX-32.1 - EXHIBIT 32.1 - National Interstate CORPexhibit321q1-15.htm


EXHIBIT 32.2
NATIONAL INTERSTATE CORPORATION
CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 906 OF SARBANES-OXLEY ACT OF 2002
I, Julie A. McGraw, Vice President and Chief Financial Officer of National Interstate Corporation (the “Company”), hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that (1) the quarterly report on Form 10-Q of the Company for the period ended March 31, 2015 (the “Form 10-Q”), fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and (2) the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.
Date: May 1, 2015
/s/ Julie A. McGraw
Name: Julie A. McGraw
Title: Vice President and Chief Financial Officer
A signed original of this written statement will be retained by the Registrant and furnished to the Securities and Exchange Commission or its staff upon request.