---
kind: "section"
citation: "10 C.F.R. § 851.23"
title: "10"
number: "851.23"
heading: "Safety and health standards."
url: "https://uscodex.org/cfr/10/851.23"
---

# §851.23. Safety and health standards.

- (a) Contractors must comply with the following safety and health standards that are applicable to the hazards at their covered workplace:
  - (1) [Title 10 Code of Federal Regulations](/cfr/10.md) (CFR) 850, “Chronic Beryllium Disease Prevention Program.”
  - (2) [Title 29 CFR](/cfr/29.md), [part 1904](/cfr/10/part1904.md), “Recording and Reporting Occupational Injuries and Illnesses”, §§ [1904.4 through 1904.11](/cfr/10/1904.4..1904.11.md), [1904.29 through 1904.33](/cfr/10/1904.29..1904.33.md), and [1904.46](/cfr/10/1904.46.md).
  - (3) [Title 29 CFR](/cfr/29.md), [part 1910](/cfr/10/part1910.md), “Occupational Safety and Health Standards,” excluding [29 CFR 1910.1096](/cfr/29/1910.1096.md), “Ionizing Radiation”; [29 CFR 1910.1000](/cfr/29/1910.1000.md), “Air Contaminants,” Tables Z-1 and Z-2, as they relate to beryllium and beryllium compounds; and [29 CFR 1910.1024](/cfr/29/1910.1024.md), “Beryllium.”
  - (4) [Title 29 CFR](/cfr/29.md), [part 1915](/cfr/10/part1915.md), “Occupational Safety and Health Standards for Shipyard Employment,” except for [29 CFR 1915.1024](/cfr/29/1915.1024.md), “Beryllium.”
  - (5) [Title 29 CFR](/cfr/29.md), [Part 1917](/cfr/10/part1917.md), “Marine Terminals.”
  - (6) [Title 29 CFR](/cfr/29.md), [Part 1918](/cfr/10/part1918.md), “Safety and Health Regulations for Longshoring.”
  - (7) [Title 29 CFR](/cfr/29.md), [part 1926](/cfr/10/part1926.md), “Safety and Health Regulations for Construction,” except for [29 CFR 1926.1124](/cfr/29/1926.1124.md), “Beryllium.”
  - (8) [Title 29 CFR](/cfr/29.md), [Part 1928](/cfr/10/part1928.md), “Occupational Safety and Health Standards for Agriculture.”
  - (9) American Conference of Governmental Industrial Hygienists (ACGIH®), Threshold Limit Values for Chemical Substances and Physical Agents and Biological Exposure Indices, (2016) (incorporated by reference, see [§ 851.27](/cfr/10/851.27.md)), excluding the threshold limit values (TLVs®) for beryllium and beryllium compounds, when the ACGIH® TLVs® are lower (more protective) than permissible exposure limits in [29 CFR part 1910](/cfr/29/part1910.md) for general industry, [29 CFR part 1915](/cfr/29/part1915.md) for shipyards, and/or [29 CFR part 1926](/cfr/29/part1926.md) for construction. When the ACGIH® TLVs® are used as exposure limits, contractors must comply with the other provisions of any applicable expanded health standard found in 29 CFR parts [1910](/cfr/29/part1910.md), [1915](/cfr/29/part1915.md), and 1926.
  - (10) American National Standards Institute (ANSI/ASSE) Z88.2, “American National Standard Practices for Respiratory Protection,” (2015) (incorporated by reference, see [§ 851.27](/cfr/10/851.27.md)).
  - (11) ANSI Z136.1, “Safe Use of Lasers,” (2014) (incorporated by reference, see [§ 851.27](/cfr/10/851.27.md)).
  - (12) ANSI Z49.1, “Safety in Welding, Cutting and Allied Processes,” [sections 4.3](/cfr/10/4.3.md) and E4.3 (2012) (incorporated by reference, see [§ 851.27](/cfr/10/851.27.md)).
  - (13) National Fire Protection Association (NFPA) 70, “National Electrical Code,” (2017) (incorporated by reference, see [§ 851.27](/cfr/10/851.27.md)).
  - (14) NFPA 70E, “Standard for Electrical Safety in the Workplace,” (2015) (incorporated by reference, see [§ 851.27](/cfr/10/851.27.md)).
- (b) Nothing in this part relieves contractors from the responsibility to comply with any additional safety and health requirements that are necessary to protect the safety and health of workers.

## Notes

### Amendments

[71 FR 6931, Feb. 9, 2006, as amended at 80 FR 69566, Nov. 10, 2015; 82 FR 59954, Dec. 18, 2017; 88 FR 86815, Dec. 15, 2023]

### Authority

Authority: 42 U.S.C. 2201(i)(3), (p); 42 U.S.C. 2282c; 42 U.S.C. 5801 et seq.; 42 U.S.C. 7101 et seq.; 50 U.S.C. 2401 et seq.; 28 U.S.C. 2461 note.

### Source

Source: 71 FR 6931, Feb. 9, 2006, unless otherwise noted.

### Amendments

[71 FR 6931, Feb. 9, 2006, as amended at 80 FR 69566, Nov. 10, 2015; 82 FR 59954, Dec. 18, 2017; 88 FR 86815, Dec. 15, 2023]