7 CFR § 29.3648 - Thin Leaf (C Group).

---
identifier: "/us/cfr/t7/s29.3648"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "7 CFR § 29.3648 - Thin Leaf (C Group)."
title_number: 7
title_name: "Agriculture"
section_number: "29.3648"
section_name: "Thin Leaf (C Group)."
chapter_name: "AGRICULTURAL MARKETING SERVICE (STANDARDS, INSPECTIONS, MARKETING PRACTICES), DEPARTMENT OF AGRICULTURE"
subchapter_number: "A"
subchapter_name: "COMMODITY STANDARDS AND CONTAINER REQUIREMENTS"
part_number: "29"
part_name: "TOBACCO INSPECTION"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "7 U.S.C. 511-511s."
cfr_part: "29"
---


# 29.3648 Thin Leaf (C Group).

This group consists of leaves that are thin to medium in body and show little or no ground injury.

| Grades | Grade names, minimum specifications, and tolerances |
| --- | --- |
| C1L | Choice Quality Light-brown Thin Leaf. |
|  | Ripe, thin, open leaf structure, smooth, oily, clear finish, deep color intensity, semielastic, spready, 90 percent uniform, and 10 percent injury tolerance. |
| C2L | Fine Quality Light-brown Thin Leaf. |
|  | Ripe, thin, open leaf structure, smooth, oily, clear finish, deep color intensity, semielastic, spready, 85 percent uniform, and 15 percent injury tolerance. |
| C3L | Good Quality Light-brown Thin Leaf. |
|  | Mature, thin, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| C4L | Fair Quality Light-brown Thin Leaf. |
|  | Mature, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| C5L | Low Quality Light-brown Thin Leaf |
|  | Underripe, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| C1F | Choice Quality Medium-brown Thin Leaf. |
|  | Ripe, thin, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semi-elastic, spready, 90 percent uniform, and 10 percent injury tolerance. |
| C2F | Fine Quality Medium-brown Thin Leaf. |
|  | Ripe, thin, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semi-elastic, spready, 85 percent uniform, and 15 percent injury tolerance. |
| C3F | Good Quality Medium-brown Thin Leaf. |
|  | Mature, thin, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| C4F | Fair Quality Medium-brown Thin Leaf. |
|  | Mature, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| C5F | Low Quality Medium-brown Thin Leaf. |
|  | Underripe, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| C1R | Choice Quality Reddish-brown Thin Leaf. |
|  | Ripe, thin, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semi-elastic, spready, 90 percent uniform, and 10 percent injury tolerance. |
| C2R | Fine Quality Reddish-brown Thin Leaf. |
|  | Ripe, thin, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semi-elastic, spready, 85 percent uniform, and 15 percent injury tolerance. |
| C3R | Good Quality Reddish-brown Thin Leaf. |
|  | Mature, thin, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| C4R | Fair Quality Reddish-brown Thin Leaf. |
|  | Mature, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| C5R | Low Quality Reddish-brown Thin Leaf. |
|  | Underripe, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| C3M | Good Quality Mixed Thin Leaf. |
|  | Mature, thin, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| C4M | Fair Quality Mixed Thin Leaf. |
|  | Mature, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| C5M | Low Quality Mixed Thin Leaf. |
|  | Underripe, thin, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| C3G | Good Quality Green Thin Leaf. |
|  | Underripe, medium body, firm leaf structure, crepy, oily, normal finish, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| C4G | Fair Quality Green Thin Leaf. |
|  | Immature, thin, close leaf structure, rough, lean in oil, dull finish, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| C5G | Low Quality Green Thin Leaf. |
|  | Immature, thin, close leaf structure, rough, lean in oil, dull finish, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |

[30 FR 9207, July 23, 1965, as amended at 49 FR 16759, Apr. 20, 1984]