Common use of FORM OF OFFICER’S CERTIFICATE Clause in Contracts

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Revolving Credit Loan Agreement dated as of September , 2005 (the “Credit Agreement”), among Deltic Timber Corporation (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii) of the Credit Agreement.

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Revolving Credit and Term Loan Agreement dated as of September __________ ___, 2005 2001 (the “"Credit Agreement”"), among Deltic Timber Corporation FPIC Insurance Group, Inc. (the “"Borrower”"), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(ix) of the Credit Agreement.

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Revolving Credit Loan Agreement dated as of September March 28, 2005 2008 (the “Credit Agreement”)) among Xxxxxxx, among Deltic Timber Corporation Inc. (the “Borrower”), ) the Lenders from time to time party theretolenders named therein, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(viii) of the Credit Agreement.. I, , [Title] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Revolving Credit Loan Agreement dated as of September , 2005 2006 (the “Credit Agreement”), among Deltic Timber Corporation Bxxxxxx Group Inc. (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(xiii) of the Credit Agreement.. I, , [ ] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Amended and Restated Revolving Credit Loan Agreement dated as of September May 2, 2005 2013 (the “Credit Agreement”), among Deltic Timber Corporation (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(viii) of the Credit Agreement.. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Loan Agreement dated as of September December 21, 2005 2006 (the “Credit Agreement”), among Deltic Timber NewMarket Corporation (the “Borrower”), the Lenders lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(viii) of the Credit Agreement.

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Revolving Term Loan Credit Loan Agreement dated as of September August 27, 2005 2015 (the “Credit Agreement”), among Deltic Timber Corporation (the “Borrower”), the Lenders from time to time party theretolenders named therein, and SunTrust BankAmerican AgCredit, PCA, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(viii) of the Credit Agreement.. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Loan Agreement dated as of September November 18, 2005 2014 (the “Credit Agreement”), among Deltic Timber Corporation (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(vii3.1(b)(viii) of the Credit Agreement.. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that: