LIMITED POWER OF ATTORNEY
FOR
SECTION 16(a) FILINGS

          Know all by these presents, that the undersigned hereby constitutes
and appoints each of Douglas T. Linde, Eric G. Kevorkian and Kelli A. DiLuglio,
or each of them singly, to be the undersigned's true and lawful
attorney-in-fact to:

      (1) prepare, execute in the undersigned's name and on the undersigned's
behalf, and submit to the U.S. Securities and Exchange Commission (the "SEC")
a Form ID, including amendments thereto, and any other documents necessary or
appropriate to obtain codes and passwords enabling the undersigned to make
electronic filings with the SEC of reports required by Section 16(a) of the
Securities Exchange Act of 1934 or any rule or regulation of the SEC;

      (2) execute for and on behalf of the undersigned, in the undersigned's
capacity as an officer, director and/or stockholder of Boston Properties, Inc.
and Boston Properties Limited Partnership (together, the "Company"), Forms 3,
4, and 5 and amendments thereto in accordance with Section 16(a) of the
Securities Exchange Act of 1934 and the rules thereunder;

      (3) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and execute
any such Form 3, 4, or 5 and any amendments thereto and timely file such
forms with the United States Securities and Exchange Commission (the "SEC")
and any stock exchange or similar authority, including, but not limited to,
taking any actions necessary or desirable in connection with effectuating
electronic filings; and

      (4) take any other action of any type whatsoever which, in the opinion
of such attorney-in-fact, may be necessary or desirable in connection with the
foregoing authority, it being understood that the documents executed by such
attorney-in-fact on behalf of the undersigned pursuant to this Power of
Attorney shall be in such form and shall contain such terms and conditions
as such attorney-in-fact may approve in such attorney-in-fact's discretion.

      The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall
lawfully do or cause to be done by virtue of this Power of Attorney and the
rights and powers herein granted.  The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.

      This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to
the undersigned's holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys-in-fact.  This Power of Attorney may be filed with
the SEC as a confirming statement of the authority granted herein.

      IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 20th day of May, 2014.

 /s/ Ivan G. Seidenberg
Signed

Ivan G. Seidenberg
Print Name