Dividends

Notice of US Tax Basis Reporting under Internal Revenue Code § 6045B

Effective January 1, 2011 issuers of corporate stock must begin reporting corporate actions that affect stock basis, including but not limited to mergers, stock splits, stock dividends, recapitalizations and common stock distributions paid in excess of cumulative earnings and profits. The following information is intended to meet the requirements of public disclosure pursuant to Treasury Regulation §1.6045B-1 (a) (3) and (b) (4) for Mack-Cali Realty Corporation (the Company).