Location
Executive Office of Energy and Environmental Affairs (EEA)
100 Cambridge St., Suite 900 (9th Floor)
Boston MA, 02114

Phone 617-626-1020
Fax 617-626-1181

Hours
9:00 AM to 5:00 PM., Monday through Friday. 
The MEPA Office is closed on Commonwealth and Suffolk County holidays (See list of Holidays).

Please note that a picture ID is required to gain entry to the EEA offices. If entering the building from Cambridge Street, take the escalator to the second floor to the security desk. You also may enter from the second floor plaza between Bowdoin and Somerset Streets -- the security desk is just inside the door.

Directions

Public Transportation
100 Cambridge Street is the high-rise building at the corner of Cambridge and Bowdoin Streets, opposite the Bowdoin stop on the MBTA Blue Line. Connections are possible via the Orange line at State Street. Other nearby stops include Government Center on the Green line, and Park Street and Charles Street on the Red Line. It is a ten minute walk from North Station: if coming from the Orange line, turn left (if coming from the Commuter Rail, turn right) in front of the station onto Causeway Street, which becomes Staniford St. Go straight up Staniford Street until it ends at Cambridge Street. Take a left on to Cambridge Street and go one block to the corner of Cambridge and New Chardon Streets. 100 Cambridge Street is on the far corner.

Driving & Parking
View driving directions to EEA

There are several parking garages in the area. One of the nearest is at Haymarket Square. It can be entered from either New Chardon Street or New Sudbury Street. If you are coming from 93S, enter the garage from New Chardon Street by taking the left immediately after the first light. If you are on Cambridge Street, go past 100 Cambridge Street to the next light at New Sudbury Street and take a left. The parking garage is on your left before the lights at Congress Street.

Commonwealth & Suffolk Holidays

Commonwealth & Suffolk Holidays pdf format of    Commonwealth & Suffolk Holidays

Holiday201020112012
New Year’s DayJan. 01, FridayJan. 01, SaturdayJan. 01, Sunday
Martin Luther King’s BirthdayJan. 18, MondayJan. 17, MondayJan. 16, Monday
Washington’s BirthdayFeb. 15, MondayFeb. 21, MondayFeb. 20, Monday
Evacuation Day (Suffolk County only)Mar. 17, WednesdayMar. 17, ThursdayMar. 17, Saturday
Patriot’s DayApr. 19, MondayApr. 18, MondayApr. 16, Monday
Memorial Day ** (1)May 31, MondayMay 30, MondayMay 28, Monday
Bunker Hill Day (Suffolk County only)June 17, ThursdayJune 17, FridayJune 17, Sunday
Independence Day **July 04, SundayJuly 04, MondayJuly 04, Wednesday
Labor Day **Sept. 06, MondaySept. 05, MondaySept. 03, Monday
Columbus Day * (Restrictions until 12 noon)(2)Oct. 11, MondayOct. 10, MondayOct. 8, Monday
Veteran’s Day * (Restrictions until 1pm)(2)Nov. 11, ThursdayNov. 11, FridayNov. 11, Sunday
Thanksgiving Day * (1)Nov. 25, ThursdayNov. 24, ThursdayNov. 22, Thursday
Christmas Day * (1)Dec. 25, SaturdayDec. 25, SundayDec. 25, Tuesday
* - Full restrictions apply for ALL commerce.
** - Restrictions apply except to retail.
(1) Liquor Stores must be closed for Memorial, Thanksgiving, and Christmas Days.
(2) Many companies operate all day on these holidays, pending obtaining a local permit.
(3) All holidays falling on Sunday must be observed on Monday, under state law. Saturday holidays are observed on Saturday.