Massachusetts: 2008 as of 12:00 AM January 1st,2008.
With amendments. Most logical and some in opposition to the NEC.
AFCI, TR,WP As written in the NEC. for the most part.

10 pages amendments: Art:90,100,110,200,210,220,225,230,250,300,310,320,334,338,342,344,352,355,358,368,372,374,390,400,410,511,517,550,680,682,695,700,701 and 708.

Other than that... NEC is unchanged. Some minor some...:)