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Database: 365,228(8 Aug 2026)

District 1 and District 2

District 1 and District 2, Total:98 items.

The international standard classification for "District 1 and District 2" includes: Documents in administration, commerce and industry , Veterinary medicine , Applications of information technology in general , Public information symbols , Agriculture (Vocabularies) .

The Chinese standard classification for "District 1 and District 2" includes: Hygiene, safety and labor protection , Library, Archives, Literature and Information , Animal quarantine, veterinary and epidemic prevention , Information processing technology in general , Terms and Symbols , Basic standards and general methods .


Professional Standard - Petroleum

  • SY/T 6671-2006 Recommended practice for classification of locations for electrical installations at petroleum facilities classified as class 1 zone 0 zone 1 and zone 2
  • SY/T 6671-2017 Recommended practice for lassification of locations for electrical installations at petroleum facilities classified as Class I, Zone 0, Zone 1, and Zone 2

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 22330.2-2008 Standard for specifed animal disease free zone - Part 2: Foot and mouth disease free zone
  • GB 16689-1996 Regional flag of hong kong special administrative region
  • GB/T 2659.2-2022 Codes for the representation of names of countries and their subdivisions—Part 2: Country subdivision code
  • GB 16690-1996 Regional emblem of Hong Kong special adiministrative region
  • GB 17655-1999 Regional emblem of Macao Special Administrative Region
  • GB/T 41684-2022 Agriculture in arid areas—Terminology and zoning
  • GB 16690-2008 Regional emblem of Hong Kong special administrative region
  • GB/T 42455.2-2024 Smart city—Building and residence community—Part 2:Smart community assessment

Beijing Provincial Standard of the People's Republic of China

  • DB11/T 427-2007 Environmental quality standard for cowhouse and field and buffer areas of breeding cattle livestock farms
  • DB11/T 428-2007 Environmental quality standard for sheep pen、farm and buffer area of breeding sheep farms
  • DB11/T 429-2018 Environmental quality requirements for breeding pig farm areas, farm areas, and buffer zones
  • DB11/T 425-2007 Environmental quality for cowhouse and field and buffer area of breeding dairy cattle livestock farms
  • DB11/T 425-2018 Environmental Quality Requirements for Cattle Farm Areas, Field Areas, and Buffer Zones
  • DB11/T 428-2018 Environmental quality requirements for breeding sheep farms, farms, and buffer zones
  • DB11/T 430-2018 Environmental quality requirements for breeder farm areas, farm areas, and buffer zones
  • DB11/T 426-2007 Environmental quality for cowhouse and field and buffer area of breeding dairy cattle livestock farms
  • DB11/T 430-2007 Environmental quality for house and farm and buffer area of breeding chicken
  • DB11/T 429-2007 Environmental quality standard for pigpen and field and buffer area of breeding pig livestock farms

Group Standards of the People's Republic of China

  • T/CDWJSG 2-2019 Standard for Wenjiang community development governance—— Part 2: Public service
  • T/OTOP 1002-2021 General evaluation principles for regional brand of China One Town One Product (OTOP)
  • T/CDWJSG 1.2-2023 Norms for Community Development Governance in Wenjiang District Part 2: Public Services

Henan Provincial Standard of the People's Republic of China

Taiwan Provincial Standard of the People's Republic of China

  • CNS 14674.1-2002 Electromagnetic compatibility (EMC) - Generic standards - Part 1: Immunity for residential, commercial and light - industrial environments

SCC

  • AWWA SOURCES55615 Water Conservation One Block, One Neighborhood at a Time
  • ITU-T D.607 R-2021 One network area roaming
  • ITU-R M.1826-1-2019 Harmonized frequency channel plan for broadband public protection and disaster relief operations at 4 940-4 990 MHz in Regions 2 and 3
  • CSA C22.2 No.213-2016 Nonincendive electrical equipment for use in Class I and II, Division 2 and Class III, Divisions 1 and 2 hazardous (classified) locations
  • CSA C22.2 No.213-2017 Nonincendive electrical equipment for use in Class I and II, Division 2 and Class III, Divisions 1 and 2 hazardous (classified) locations
  • UL Subject 122001-2014 General Requirements for Electrical Ignition Systems for Internal Combustion Engines in Class I, Division 2 or Zone 2, Hazardous (Classified) Locations (CSDS Proposal, 6/27/2014)

US-FCR

U.S. Environmental Protection Agency (U.S. EPA)

GB-REG

American National Standards Institute (ANSI)

  • ANSI/ISA 12.20.01-2009(2014) General Requirements for Electrical Ignition Systems for Internal Combustion Engines in Class I, Division 2 or Zone 2, Hazardous (Classified) Locations
  • ANSI/ISA TR12.12.04-2011 Electrical Equipment in a Class I, Division 2/Zone 2 Hazardous Location
  • ANSI/ISA TR12.06.01-1999 Electrical Equipment in a Class I, Division 2/Zone 2 Hazardous Location
  • ANSI/ISA 12.20.01-2009 General Requirements for Electrical Ignition Systems for Internal Combustion Engines in Class I, Division 2 or Zone 2, Hazardous (Classified) Locations
  • ANSI/ISA 12.10.02-2006 Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations - General Requirements
  • ANSI/ISA 61241-0-2006(2011) Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations − General Requirements
  • ANSI/ISA TR12.24.01-1998 Recommended Practice for Classification of Locations for Electrical Installations Classified as Class I, Zone 0, Zone 1, or Zone 2
  • ANSI/ISA 12.10.05-2004 Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations - Classification of Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations (IEC 61241-10 Mod)
  • ANSI/ISA 12.12.03-2011 Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I Zone 2 and Class III, Division 1 and 2 Hazardous (Classified) Locations
  • ANSI/IEEE 1349:2011 Guide for the Application of Electric Motors in Class I, Division 2 and Class I, Zone 2 Hazardous (Classified) Locations

Institute of Electrical and Electronics Engineers (IEEE)

  • IEEE 303-2023 IEEE Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations and Class II, Division 2 and Zone 22 Locations
  • IEEE Std 303-2023 IEEE Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations and Class II, Division 2 and Zone 22 Locations
  • IEEE P303/D6, September 2023 IEEE Draft Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations and Class II, Division 2 and Zone 22 Locations
  • IEEE P303/D5, May2023 IEEE Draft Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations and Class II, Division 2 and Zone 22 Locations
  • IEEE Std 303-2004 IEEE Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations
  • IEEE Std 303-2004(R2011) IEEE Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations
  • IEEE Std 1349-2021 IEEE Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations
  • IEEE Std 1349-2011 IEEE Guide for Application of Electric Motors in Class I, Division 2 and Class I, Zone 2 Hazardous (Classified) Locations
  • IEEE 1349-2021 IEEE Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations
  • IEEE Std 1349-2021/Cor 1-2022 (Corrigendum to IEEE Std 1349-2021) IEEE Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations - Corrigendum 1
  • IEEE P1349 IEEE Draft Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations
  • IEEE P1349/D7.0, February 2021 IEEE Draft Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations
  • IEEE P1349/D8.0, April 2021 IEEE Draft Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations
  • IEEE P1349/D9.0, February 2011 IEEE Draft Guide for Application of Electric Motors in Class I, Division 2 and Class I, Zone 2 Hazardous (Classified) Locations
  • IEEE P1349/D9.4, June 2011 IEEE Draft Guide for Application of Electric Motors in Class I, Division 2 and Class I, Zone 2 Hazardous (Classified) Locations
  • IEEE P1349/D9.0, May 2021 IEEE Approved Draft Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations

Underwriters Laboratories (UL)

  • UL SUBJECT 1836-2014 Outline of Investigation for Electric Motors and Generators for Use in Class I@ Division 2@ Class I@ Zone 2@ Class II@ Division 2 and Zone 22 Hazardous (Classified) Locations (Issue 5)
  • UL 121203-2011 UL Standard for Safety Portable Electronic Products Suitable for Use in Class I and II@ Division 2@ Class I@ Zone 2 and Class III@ Division 1 and 2 Hazardous (Classified) Locations (First Edition; Reprint with Revisions Through and Including December 14@
  • UL RP 121203-2021 Recommended Practice for Portable/Personal Electronic Products Suitable for Use in Class I, Division 2, Class I, Zone 2, Class II, Division 2, Class III, Division 1, Class III, Division 2, Zone 21 and Zone 22 Hazardous (Classified) Locations
  • UL 121203 BULLETIN-2018 UL Standard for Safety Portable Electronic Products Suitable for Use in Class I and II@ Division 2@ Class I@ Zone 2 and Class III@ Division 1 and 2 Hazardous (Classified) Locations (COMMENTS DUE: MAY 14@ 2018)

API - American Petroleum Institute

  • API RP 505-1997 Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I@ Zone 0@ Zone 1@ and Zone 2 (First Edition; Errata 8/17/98)
  • API BULL 100-3-2014 Community Engagement Guidelines (FIRST EDITION)
  • API COMMUNITY MATTERS-2000 COMMUNITY MATTERS - COMMUNITY OUTREACH GUIDANCE MANUAL FOR EXPLORATION AND PRODUCTION (First Edition)
  • API RP 14FZ-2001 Recommended Practice for Design and Installation of Electrical Systems for Fixed and Floating Offshore Petroleum Facilities for Unclassified and Class I@ Zone 0@ Zone 1 and Zone 2 Locations (First Edition)

Instrument Society of America (ISA)

  • ISA 61241-0 (12.10.02)-2006 Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations - General Requirements
  • ISA 12.12.03-2011 Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I Zone 2 and Class III, Division 1 and 2 Hazardous (Classified) Locations
  • ISA 12.12.01-2007 Nonincendive Electrical Equipment for Use in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous (Classified) Locations [Superseded: ISA S12.12]

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

Australian/New Zealand Standard (AU-AS/NZS)

International Telecommunication Union (ITU)

ISA - International Society of Automation

  • ISA 61241-0-2006 Electrical Apparatus for Use in Zone 20@ Zone 21 and Zone 22 Hazardous (Classified) Locations - General Requirements (12.10.02)

German Institute for Standardization

  • DIN EN 581-1:2006 Outdoor furniture - Seating and tables for camping, domestic and contract use - Part 1: General safety requirements English version of DIN EN 581-1:2006-05
  • DIN EN 581-1 E:2015-07 Outdoor furniture - Seating and tables for camping, domestic and contract use - Part 1: General safety requirements

U.S. Air Force

BELST

  • STB 2220-2011 Passenger transport by train inter-regional, regional and city lines. General requirements

US-CFR-file

  • CFR 33-165.943-2013 Navigation and navigable waters. Part165:Regulated navigation areas and limited access areas. Section165.943:Annual events requiring safety zones in the Captain of the Port Duluth zone.

Korean Agency for Technology and Standards (KATS)

RO-ASRO

  • STAS 8879/1-1973 SEISMIC MICRO-ZONING OF THE TERITORY S.R. OF ROMANIA General provisions

IEEE - The Institute of Electrical and Electronics Engineers@ Inc.

  • IEEE 1349-2011 Guide for the Application of Electric Motors in Class I@ Division 2 and Class I@ Zone 2 Hazardous (Classified) Locations

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector

  • RRC.5-1984 Final acts of the Regional Administrative Conference for the Planning of VHF Sound Broadcasting (Region 1 and Part of Region 3) Geneva@ 1984
  • QUESTION 120/6-2006 Digital sound broadcasting in Region 2

NATO - North Atlantic Treaty Organization

IX-ICAO

  • ICAO 9673-2006 Air Navigation Plan - Asia and Pacific Regions Plan De Navegacion Aerea - Regiones Del Asia Y Del Pacifico Plan De Navigation Aerienne - Regions Asia Et Pacific First Edition; Includes Vol 1 Basic, Vol 2 FASID

Spanish Association for Standardization (UNE)

  • IEEE 1349-2021/Cor 1-2022 IEEE Guide for the Application of Electric Machines in Zone 2 and Class I, Division 2 Hazardous (Classified) Locations - Corrigendum 1

American Society for Testing and Materials (ASTM)

  • ASTM F2699-08 Standard Guide for Fences for Commercial and Public Outdoor Water Spray/Play Areas

Association Francaise de Normalisation

  • NF P14-010-2:2017 Sustainable development in communities - Business districts - Part 2 : key performance indicators

AIA/NAS - Aerospace Industries Association of America Inc.