Grant of Restricted Stock Units. The Company hereby evidences and confirms its grant to the Participant, effective as of the Grant Date, of the number of restricted stock units (the “Restricted Stock Units”) specified in the Domtar Corporation 2007 Omnibus Incentive Plan Restricted Stock Unit Grant Notice delivered by the Company to the Participant (the “Notice of Grant”). This Agreement is subordinate to, and the terms and conditions of the Restricted Stock Units granted hereunder are subject to, the terms and conditions of the Amended and Restated Domtar Corporation 2007 Omnibus Incentive Plan (the “Plan”), which are incorporated by reference herein. If there is any inconsistency between the terms hereof and the terms of the Plan, the terms of the Plan shall govern. Any capitalized terms used herein without definition shall have the meanings set forth in the Plan. The Restricted Stock Units shall be considered Service Awards under the Plan.

RESTRICTED STOCK UNIT AGREEMENT (the “Agreement”) dated as of the Grant Date set forth in the Notice of Grant (as defined below), by and between Domtar Corporation, a Delaware corporation (the “Company”), and the participant whose name appears in the Notice of Grant (the “Participant”).