Boston Properties Announces 2009 Tax Treatment of Its Distributions

January 19, 2010

BOSTON, Jan 19, 2010 (BUSINESS WIRE) -- Boston Properties, Inc. (NYSE: BXP), a real estate investment trust, announced today the 2009 tax treatment of its distributions as described below. Shareholders are encouraged to consult with their personal tax advisors as to their specific tax treatment of Boston Properties distributions.

Record
Date

Payable
Date

Total
Distribution
per Share

Total
Distribution
Allocable
to 2009

2009
Taxable
Ordinary
Dividends

2009
Qualified
Dividends
(1)

2009 Total
Capital Gain
Distribution

2009
Non-taxable
Distribution
(Return of
Capital)

Common Shares (CUSIP #101121101)
12/31/2008 1/30/2009 $0.680000 $0.680000 $0.618313 $0.000460 $0.000000 $0.061687
3/31/2009 4/30/2009 $0.680000 $0.680000 $0.618313 $0.000460 $0.000000 $0.061687
6/30/2009 7/31/2009 $0.500000 $0.500000 $0.454643 $0.000339 $0.000000 $0.045357
9/30/2009 10/30/2009 $0.500000 $0.500000 $0.454643 $0.000339 $0.000000 $0.045357
12/31/2009 1/29/2010 $0.500000 $0.000000 $0.000000 $0.000000 $0.000000 $0.000000
$2.860000 $2.360000 $2.145912 $0.001598 $0.000000 $0.214088
100% 90.9285% 9.0715%
(1) Qualified Dividends is a subset of, and included in, the 2009 Taxable Ordinary Dividends amount.

The entire common stock distribution with a record date of December 31, 2008 is allocable to 2009 for federal income tax purposes. The entire common stock distribution with a record date of December 31, 2009 will be allocable to 2010 for federal income tax purposes.

Boston Properties is a fully integrated, self-administered and self-managed real estate investment trust that develops, redevelops, acquires, manages, operates and owns a property portfolio primarily comprised of Class A office space and one hotel. The Company is one of the largest owners and developers of Class A office properties in the United States, concentrated in five markets - Boston, Midtown Manhattan, Washington, D.C., San Francisco, and Princeton, N.J.

For more information about Boston Properties, please visit the Company's web site at http://www.bostonproperties.com.

SOURCE: Boston Properties, Inc.

Boston Properties, Inc.
Michael Walsh, 617-236-3300
Senior Vice President, Finance
or
Arthur Flashman, 617-236-3300
Vice President, Controller