This excerpt taken from the CEG DEF 14A filed Apr 29, 2009.
Who can attend the annual meeting?
All shareholders as of March 27, 2009 may attend the annual meeting. Please check the box on your proxy card if you plan to attend the annual meeting.
You will need an admission ticket or proof of ownership of Constellation Energy common stock to enter the annual meeting. An admission ticket is attached to your proxy/voting instructions card if you hold shares directly in your name as a shareholder of record or if you are a participant in any of our employee savings plans. If you plan to attend the annual meeting, please submit your proxy but keep the admission ticket and bring it with you to the meeting. Please note that you also will be asked to present valid picture identification, such as a drivers license or passport.
If your shares are registered or held in the name of your broker or bank or other nominee, your shares are held in street name. Please note that if you hold your shares in street name, you will need to bring proof of your ownership of Constellation Energy common stock as of March 27, 2009, such as a copy of a bank or brokerage statement, and check in at the registration desk at the meeting.
Since seating is limited, admission to the meeting will be on a first-come, first-served basis. For the safety of attendees, all boxes, handbags and briefcases are subject to inspection. Cameras (including cell phones with photographic capabilities), recording devices and other electronic devices are not permitted at the meeting.