[Code of Federal Regulations]
[Title 27, Volume 1]
[Revised as of January 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 27CFR9.166]

[Page 245]
 
            TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS
 
 CHAPTER I--ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE 
                                TREASURY
 
PART 9_AMERICAN VITICULTURAL AREAS--Table of Contents
 
             Subpart C_Approved American Viticultural Areas
 
Sec.  9.166  Diamond Mountain District.

    (a) Name. The name of the viticultural area described in this 
section is ``Diamond Mountain District.''
    (b) Approved map. The appropriate maps for determining the boundary 
of the Diamond Mountain District viticultural area are two 1:24,000 
Scale U.S.G.S. topography maps. They are titled:
    (1) Mark West Springs, CA 1993
    (2) Calistoga, CA 1993.
    (c) Boundaries. The viticultural area is located in Napa County, 
California. The beginning point is where the boundary between Napa and 
Sonoma counties intersects Petrified Forest Road in Section 3 of 
Township 8 North, Range 7 West, Mount Diablo Base and Meridian on the 
Mark West Springs map;
    (1) Then north and east along Petrified Forest Road approximately 
1.9 miles to the point where it intersects the 400-foot contour just 
east of Section 35 of Township 9 North, Range 7 West, Mount Diablo Base 
and Meridian, in the Mallacomes land grant;
    (2) Then generally east southeast along the 400-foot contour 
approximately 6.5 miles to the point where it intersects Ritchey Creek 
in Section 3 of Township 8 North, Range 6 West, Mount Diablo Base and 
Meridian;
    (3) Then west southwest along Ritchey Creek approximately 2.2 miles 
to the point where it intersects the boundary between Sections 17 and 20 
of Township 8 North, Range 6 West, Mount Diablo Base and Meridian;
    (4) Then due west in a straight line along the section boundary 
approximately 0.8 miles to the point where it intersects the boundary 
between Napa and Sonoma Counties between Sections 18 and 19 of Township 
8 North, Range 6 West, Mount Diablo Base and Meridian;
    (5) Then generally northwest along the boundary between Napa and 
Sonoma Counties approximately 4.2 miles to the point where it intersects 
Petrified Forest Road, to the point of beginning.

[T.D. ATF-456, 66 FR 29698, June 1, 2001]