PIEDMONT OFFICE REALTY TRUST, INC. ARTICLES SUPPLEMENTARY

PIEDMONT OFFICE REALTY TRUST, INC.

ARTICLES SUPPLEMENTARY

Piedmont Office Realty Trust, Inc., a Maryland corporation (the “Company”), hereby certifies to the State Department of Assessments and Taxation of Maryland that:

FIRST : Under a power contained in Section 4.2(ii) of Article IV of the charter of the Company (the “Charter”), the Board of Directors of the Company (the “Board of Directors”), by resolution duly adopted at a meeting duly called and held on June 30, 2011, reclassified and designated 50,000,000 authorized but unissued shares of the Company's Class B-1 Common Stock, par value $.01 per share (the “Class B-1 Shares”), 50,000,000 authorized but unissued shares of the Company's Class B-2 Common Stock, par value $.01 per share (the “Class B-2 Shares”), and 50,000,000 authorized but unissued shares of the Company's Class B-3 Common Stock, par value $.01 per share (the “Class B-3 Shares&