Directives - Directive Number | Occupational Safety and Health Administration

Directives - Directive Number

OSHA Directives are written statements of policy and procedure on a single subject, which generally include implementation guidelines and responsibilities for the Agency's affected offices.

Instructions available here are not standards, regulations, or any other type of substantive rule. No statement in these Instructions should be construed to require the regulated community to adopt any practices, means, methods, operations, or processes beyond those which are already required by the Occupational Safety and Health Act of 1970 (OSH Act) (29 USC § 668) or standards and regulations promulgated under the OSH Act.

STD 01-01-001 [STD 1-1.1] - National - Defining the Term "Nominal Diameter" - 10/30/1978
STD 01-03-001 [STD 1-3.1] - National - Citation for 5(a)(1) Violation when 29 CFR 1910.68 is Inapplicable - 10/30/1978
STD 01-03-002 [STD 1-3.2] - National - Hunt-Pierce Servi-Lift #9-271 Aerial Lift - 03/21/1979
STD 01-03-003 [STD 1-3.3] - National - Building Anchors Used for Intermittent Stabilization of a Suspended Powered Platform in Window Washing Operations - 11/01/1982
STD 01-03-003 [STD 1-3.3 CH-1] - National - Page Changes for OSHA Instruction STD 1-3.3 - 11/12/1985
STD 01-04-001 [STD 1-4.1] - National - OSHA Coverage of Ionizing Radiation Sources Not Covered by Atomic Energy Act of 1954 - 10/30/1978
STD 01-04-002 [STD 1-4.2] - National - Classification of Polychlorinated Biphenyls (PCBs) Standards - 10/30/1978
STD 01-05-002 [STD 1-5.2] - National - Drainage, Dikes, and Walls for Aboveground Tanks (29 CFR 1910. 106(b)(2)(vii)) - 10/30/1978
STD 01-05-004 [STD 1-5.4] - National - Application of Section 1910.106, Flammable and Combustible Liquids and Particulary Diking Requirements of ... - 10/30/1978
STD 01-05-008 [STD 1-5.8] - National - 29 CFR 1910.104(b)(3)(iii), Oxygen; Bulk Oxygen Systems; Distance Between Systems and Exposures; Fire Resistive ... - 10/30/1978
STD 01-05-009 [STD 1-5.9] - National - 29 CFR 1910.106(a)(14), "Flashpoint" -- Acceptable Method of Determining Flashpoints - 10/30/1978
STD 01-05-010 [STD 1-5.10] - National - Clarification of 29 CFR 1910.107(b)(5)(i) Average Air Velocity of Spray Booths - 10/30/1978
STD 01-05-011 [STD 1-5.11] - National - Uniformity in Interpretation of 29 CFR 1910.107(b)(5)(iv) and 29 CFR 1910.107(f)(1) - 10/30/1978
STD 01-05-012 [STD 1-5.12] - National - 29 CFR 1910.109, Explosives and Blasting Agents, Proposed Standards Modifications - 10/30/1978
STD 01-05-013 [STD 1-5.13] - National - 29 CFR 1910.106(h)(8)(iii); or, 29 CFR 1910.107(g)(3); or, 29 CFR 1910.108(f)(2) -- Relative to Metal Waste Cans - 10/30/1978
STD 01-05-014 [STD 1-5.14A] - National - U.S. Department of Transportation (DOT) Exemption Which Allow Shipment of Combustible and Flammable Liquids in Polyethylene - 10/24/1980
STD 01-05-015 [STD 1-5.15] - National - 29 CFR 1910.106(e)(2)(ii)(b), Clarification of the Quantity of Liquid That May be Located Outside of an Inside Storage - 11/09/1979
STD 01-05-016 [STD 1-5.16] - National - Venting LP-Gas to the Atmosphere - 10/16/1980
STD 01-05-018 [STD 1-5.18A] - National - Acceptance of U.S. Department of Transportaion Exemption DOT-E 8845 - 07/12/1994
STD 01-06-001 [STD 1-6.1] - National - Application of 29 CFR 1910.132(a) to the Retail Food Industry - 10/30/1978
STD 01-06-005 [STD 1-6.5] - National - Exemption for Religious Reason from Wearing Hard Hats. - 06/20/1994
STD 01-07-002 [STD 1-7.2] - National - 29 CFR 1910.145(d)(10), Slow-moving Vehicle Emblem Requirements - 10/30/1978
STD 01-08-002 [STD 1-8.2] - National - 29 CFR 1910.151(c), Medical Services and First Aid; 29 CFR 1926.50 and .51, Medical Service and First Aid, and ... - 03/08/1982
STD 01-09-001 [STD 1-5.1] - National - Fire Protection System Spraying - 10/30/1978
STD 01-09-002 [STD 1-9.2] - National - 29 CFR 1910.157(f)(2),(f)(2)(i) and (f)(4) Hydrostatic Testing of Dry Chemical Cartridge Portable Fire ... - 08/05/1981
STD 01-09-003 [STD 1-9.3] - National - 1910.156(e)(3)(ii) Fire - Resistive Coat Requirements for Fire Brigades - 12/12/1981
STD 01-10-001 [PUB 8-1.5] - National - Guidelines for Pressure Vessel Safety - 08/14/1989 - PDF
STD 01-10-002 [STD 1-10.2] - National - Drains on Air Receivers; 29 CFR 1910.169(a)(2)(i) and (6)(2) - 10/30/1978
STD 01-11-003 [STD 1-11.3] - National - 29 CFR 1910.178(m)(6) Powered Industrial Trucks; Truck Operations - 10/30/1978
STD 01-11-004 [STD 1-11.4] - National - 29 CFR 1910.178(g)(2); Battery Charging Stations for Fork Lifts and Other Industrial Trucks - 10/30/1978
STD 01-11-006 [STD 1-11.6A] - National - Disparity Between 29 CFR 1910.178(c)(2)(vii) and Table N-1, 29 CFR 1910.178(c)(2) - 02/19/1979
STD 01-11-007 [STD 1-11.7] - National - 29 CFR 1910.178(k)(1) and (m)(7): Mechanical Means to Secure Trucks or Trailers to a Loading Dock - 08/05/1981
STD 01-12-001 [STD 1-12.1] - National - Defining Acceptable Guarding of Fan Blades - 10/30/1978
STD 01-12-004 [STD 1-12.4] - National - Caution Labeling of Radial Saws: 29 CFR 1910.213(h)(5) - 10/30/1978
STD 01-12-005 [STD 1-12.5] - National - Acceptable Guarding for Circular Meat Cutting Saws: 29 CFR Section 1910.212(a)(3)(ii) - 10/30/1978
STD 01-12-006 [STD 1-12.6] - National - 29 CFR 1910.218 Forging Machines - 10/30/1978
STD 01-12-007 [STD 1-12.7] - National - 29 CFR 1910.217 and 29 CFR 1910.212; Applicability of Platen Presses - 10/30/1978
STD 01-12-008 [STD 1-12.8] - National - 29 CFR 1910.215(a)(4), Abrasive Wheel Machinery Work Rests - 10/30/1978
STD 01-12-009 [STD 1-12.9] - National - 29 CFR 1910.212 General Requirements for all Machines - 10/30/1978
STD 01-12-010 [STD 1-12.10] - National - Application of 29 CFR 1910.212(a)(1) to Food Waste Disposal Equipment - 10/30/1978
STD 01-12-014 [STD 1-12.14] - National - Clarification of 29 CFR 1910.219, the Terms "Enclosed" and "Fully Enclosed", as applying to Power Transmission Belts - 10/30/1978
STD 01-12-015 [STD 1-12.15] - National - 29 CFR 1910.213(a)(4), Woodworking Machinery Requirements - 10/30/1978
STD 01-12-017 [STD 1-12.17] - National - 29 CFR 1910.213(h)(1), Radial Saw Guards - 10/30/1978
STD 01-12-018 [STD 1-12.18] - National - 29 CFR 1910.213(c)(l) and (h)(1), Woodworking Machinery Guarding Requirements - 10/30/1978
STD 01-12-019 [STD 1-12.19] - National - Application 1910.212(a)(1) to Sewing Machines in the Light Apparel Manufacturing Industries - 10/30/1978
STD 01-12-020 [STD 1-12.20] - National - 29 CFR 1910.217(b)(3)(i), Mechanical Power Presses Single Stroke Mechanism Requirements - 10/30/1978
STD 01-12-021 [STD 1-12.21] - National - 29 CFR 1910.217 Mechanical Power Presses, Clarifications - 10/30/1978
STD 01-12-022 [STD 1-12.22] - National - 29 CFR 1910.212(a)(3)(ii) Point of Operation Guarding for All Machines as Applied to the Hand-Fed Engraving Presses Used ... - 01/02/1979
STD 01-12-023 [STD 1-12.23A] - National - Guarding of Three-Roller Printing Ink Mills - 07/12/1994
STD 01-12-024 [STD 1-12.24] - National - Clarification and Interpretation of 29 CFR 1910.217, Mechanical Power Press, as Applies to the Safeguarding. - 07/30/1979
STD 01-12-025 [STD 1-12.25A] - National - Awareness Barriers Installed on Metal Cutting Shears - 07/12/1994
STD 01-12-026 [STD 1-12.26A] - National - Abrasive Operation Using Cutoff Wheels and Masonry Saws - 09/26/1994
STD 01-12-027 [STD 1-12.27] - National - Applicable Standards As They Pertain to Iron Workers and Mechanical Power Presses - 06/30/1981
STD 01-12-028 [STD 1-12.28 CH-1] - National - Alternative Abatement Methods of 29 CFR 1910.212(a)(1) and (a)(2) As Applied to the Oil and Gas Drilling Industry - 02/14/1983
STD 01-12-028 [STD 1-12.28] - National - Alternative Abatement Methods of 29 CFR 1910.212(a)(1) and (a)(2) As Applied to the Oil and Gas Drilling Industry - 02/07/1983
STD 01-13-001 [STD 1-13.1] - National - Reduction of Air Pressure below 30 psi for Cleaning Purposes - 10/30/1978
STD 01-13-002 [STD 1-13.2A] - National - Explosive Actuated Fastening Tools - 12/09/1985
STD 01-13-004 [STD 1-13.4] - National - Portable Belt Sanding Machines as Covered by 29 CFR 1910.243(a)(3) and 29 CFR 1926.304(f) - 08/05/1981
STD 01-13-005 [STD 1-15.1] - National - Clarification of "Operations Which Involve Construction Work" as Related to Telecommunication Work - 10/30/1978
STD 01-14-001 [STD 1-14.1] - National - Replacement Welding Tips - 10/30/1978
STD 01-15-002 [STD 1-15.2] - National - 29 CFR 1910.265(d)(1)(iii)(b), Unloading Equipment and Facilities;Hydraulically Operated Log Handling Machines - 10/30/1978
STD 01-15-004 [STD 1-15.4] - National - Interpretation of 29 CFR 1910.268(h)(8) Ladder Requirement Applying to Metal Manhole Ladders - 10/30/1978
STD 01-15-005 [STD 1-15.5] - National - Clarification of 29CFR 1926.604(a)(2)(i) and (ii) Concerning the Applicability of 1/2-Inch Plastic Sheets as a Substitute for Open Mesh Material - 10/30/1978
STD 01-16-007 [STD 1-16.7] - National - Electrical Safety-Related Work Practices -- Inspection Procedures and Interpretation Guidelines - 07/01/1991
STD 01-23-004 [STD 1-23.4] - National - OSHA Medical Surveillance Regulations -- Genetic Testing - 08/22/1980
STD 03-01-001 [STD 3-1.1] - National - Clarification of Citation Policy - 06/22/1987
STD 03-04-001 [STD 3-4.1A] - National - De Minimis for Absence of a Flame Arrestor Screen in a Safety Can - 09/16/1980
STD 03-06-001 [STD 3-6.1] - National - 1926.250(b)(1), Material Storage -- As Related to Interim Storage of Temporary Flooring Used in Steel Erection - 10/30/1978
STD 03-06-002 [STD 3-6.2] - National - 29 CFR 1926.250.(b)(1), Material Storage -- As Related to Interim Storage of Concrete Forms and Shoring - 10/30/1978
STD 03-08-001 [STD 3-8.1] - National - Welding, Cutting or Heating of Metals Coated with Lead-Bearing Paint - 10/30/1978
STD 03-08-002 [STD 3-8.2] - National - 29 CFR 1926.350(a)(9) Securing of Compressed Gas Cylinders - 03/11/1981
STD 03-10-006 [STD 3-10.6] - National - 29 CFR 1926.451(w) and 29 CFR 1926.451(a)(18) As Applied to Welding Required on Float or Ship Scaffolds - 08/16/1982
STD 03-11-001 [STD 3-11.1] - National - Safety Monitoring Systems as it Applies to 29 CFR 1926.500(G)(1) - 03/08/1982
STD 03-11-002 - National - Compliance Guidance for Residential Construction - 06/16/2011 - PDF
STD 03-12-001 [STD 3-12.1A] - National - 29 CFR 1926.550(a)(15)(i) Clearance Between Electrical Power Lines and Cranes - 05/09/1980
STD 03-12-004 [STD 3-12.4] - National - Interpretation of "Normal Operating Conditions" for Overhead and Gantry Cranes, and Derricks - 02/08/1982
STD 03-13-001 [STD 3-13.1] - National - Clarification of 29 CFR 1926.603(a)(8), Related to Tying Off Loft- Workers, Top-Men and/or Pile Monks - 10/30/1978
STD 03-15-003 [STD 3-15.3] - National - 29 CFR 1926.705, Requirements for Lift-Slab Construction Operations -- Inspection Procedures and Guidelines - 03/01/1991
STD 03-19-001 [STD 3-19.1] - National - 29 CFR 1926.902(d) Proposed Modifications to Explosives and Blasting Agents and Surface Transportation of Explosives - 10/30/1978
STD 04-00-001 [STD 4.1] - National - Interpretations of: (a)-29 CFR 1928.51(a), Definitions "Agricultural Tractor." (b)-29 CFR 1928.51(b)(1), Rollover - 10/30/1978
STD 04-00-002 [STD 4.2] - National - Low Profile Tractor - 10/30/1978
STD 06-00-002 - National - Variance Program Policies, Procedures, and Guidelines - 07/15/2024 - PDF
STD 08-00-001 [STD 8.1] - National - Interpretation of Standards - 09/15/1980