27 CFR § 9.29 - Sonoma Valley.

---
identifier: "/us/cfr/t27/s9.29"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "27 CFR § 9.29 - Sonoma Valley."
title_number: 27
title_name: "Alcohol, Tobacco Products and Firearms"
section_number: "9.29"
section_name: "Sonoma Valley."
chapter_name: "ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY"
subchapter_number: "A"
subchapter_name: "ALCOHOL"
part_number: "9"
part_name: "AMERICAN VITICULTURAL AREAS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "27 U.S.C. 205."
regulatory_source: "T.D. ATF-60, 44 FR 56692, Oct. 2, 1979, unless otherwise noted."
cfr_part: "9"
---


# 9.29 Sonoma Valley.

(a) *Name.* The name of the viticultural area described in this section is “Sonoma Valley.”

(b) *Approved maps.* The maps showing the boundaries of the Sonoma valley viticultural area are entitled:

(1) “Cuttings Wharf, Calif.”, 1949 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle;

(2) “Petaluma Point, Calif.”, 1959 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle;

(3) “Sears Point, Calif.”, 1951 (photorevised 1968), 7.5 minute quadrangle;

(4) “Petaluma River, Calif.”, 1954 (photorevised 1968 and 1973), 7.5 minute quadrangle;

(5) “Glen Ellen, Calif.”, 1954 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle;

(6) “Cotati, Calif.”, 1954 (photorevised 1968 and 1973), 7.5 minute quadrangle;

(7) “Santa Rosa, Calif.”, 1954 (photorevised 1968 and 1973), 7.5 minute quadrangle;

(8) “Kenwood, Calif.”, 1954 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle; and

(9) Appropriate Sonoma County tax assessor's maps showing the Sonoma County-Napa County line.

(c) *Boundaries.* The Sonoma Valley viticultural area is located within Sonoma County, California. From the beginning point at the junction of Tolay Creek and San Pablo Bay, the boundary runs:

(1) Northerly along Tolay Creek to Highway 37;

(2) Westerly along Highway 37 to its junction with Highway 121;

(3) Northwesterly in a straight line to the peak of Wildcat Mountain;

(4) Northwesterly in a straight line to Sonoma Mountain to the horizontal control station at elevation 2,271 feet;

(5) Northwesterly in a straight line to the peak of Taylor Mountain;

(6) Northeasterly in a straight line to the point at which Los Alamos Road joins Highway 12;

(7) Easterly in a straight line to the peak of Buzzard Peak;

(8) Easterly in a straight line to the peak of Mount Hood;

(9) Easterly in a straight line to an unnamed peak located on the Sonoma County-Napa County line and identified as having an elevation of 2,530 feet (This unnamed peak is located in the northeast quarter of Section 9, Township 7 North, Range 6 West, Mt. Diablo Base and Meridian);

(10) Southerly along the Sonoma County-Napa County line to the point at which Sonoma Creek enters San Pablo Bay; and

(11) Southwesterly along the shore of San Pablo Bay to the beginning point.

[T.D. ATF-96, 46 FR 59238, Dec. 4, 1981, as amended by T.D. ATF-201, 50 FR 12533, Mar. 29, 1985; T.D. ATF-249, 52 FR 5956, Feb. 27, 1987]