Publication Documents (JCSS)
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The information is as April 30, 2026.
General Requirements and guidance documents
General Requirements and guidance documents
| Doc. ID |
Title |
| UIF03 |
Accreditation Scheme Document |
| JCRP22S02 |
Manual for the Accreditation Application and Assessment Activity System (JCSS) |
| JCRP21 |
General Requirements for JCSS Registration and Accreditation |
| JCRP22 |
Guidance on Obtaining and Maintaining JCSS Registration and Accreditation |
| JCRP22S01 |
Guide to preparing JCSS Registration Application Documents |
| URP23 |
IAJapan Policy on Metrological Traceability |
| URP33 |
IAJapan Policy on Proficiency Testing and/or Interlaboratory comparisons other than Proficiency Testing |
| ASG104 |
Introductry Guide on Uncertainty of Measurement |
| JCG200 |
Evaluation of the Uncertainty of Measurement in Calibration |
| JCG200S11 |
Guide for Expression of Uncertainty - Null Measurement Uncertainty |
| JCG200S21 |
Guide for Expression of Uncertainty - Interpolation Formula |
| JCG23001 |
Gravitational Acceleration |
| JCG23002 |
Guide for Expression of Uncertainty - Gravitational Acceleration |
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Specific Application Documents and Estimation Examples of Uncertainty
Documents on Specific Application Documents is the application of ISO/IEC 17025 to each calibration field and on Estimation Examples of Uncertainty is the guidance of calibration methods and estimation of MU for each calibration field.
Length
Length
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Common guidance |
- |
JCG201S11 |
| Laser Wavelength |
JCT20101 |
JCG201S21 |
| Gauge Blocks (Interferometry method), End Gauges with flat ends (Interferometry method) |
JCT20102 |
JCG201S31 |
| Gauge Blocks (Comparison Method), End Gauges with Flat Ends (Comparison Method) |
JCT20103 |
| Standard Scale |
JCT20104 |
JCG201S41 |
| Rules, Steel Tape Measures |
JCT20105 |
| Electro-optical Distance Measuring Instruments |
JCT20107 |
- |
| Ring gauges, Plug gauges |
JCT20108 |
JCG201S71 |
| Calipers, Height Gauges, Depth Gauges, Micrometers, Indicating Micrometers |
JCT20109 |
JCG201S51 |
| Dial Gauges, Dial Test Indicators, Calibration Testers for Dial Gauges, Cylinder Gauges, Electrical Comparators |
JCT20110 |
JCG201S61 |
| Flatness |
JCT20111 |
JCG201S81 |
| One Dimensional Grating |
JCT20112 |
- |
| Coordinate Measuring Machines |
JCT20113 |
- |
| Surface Texture |
JCT20114 |
- |
| Roundness |
JCT20115 |
- |
| Sphere |
JCT20116 |
JCG201S91 |
| Calibration Apparatus for Extensometers, Extensometers, Width meters |
JCT20117 |
JCG201S101 |
| Gauges for Coordinate Measuring Machines |
JCT20118 |
- |
| Profile projectors |
JCT20119 |
JCG201S111 |
| Measuring microscopes |
JCT20120 |
JCG201S121 |
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Mass
Mass
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Weight, Deadweight |
JCT20301 |
JCG203S11 |
| Non-Automatic Electronic Weighing Instruments, Non-Automatic Mechanical Weighing Instruments |
JCT20302 |
JCG203S21 |
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Time & Frequency & Rotational speed
Time & Frequency & Rotational speed
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Frequency Standards, Frequency Generator, Frequency Counter, Time-Interval Source, Time-Interval Measuring Equipment,Tachometer |
JCT20701 |
JCG207S11 |
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Temperature
Temperature
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Common requirements for Contact Type Thermometer |
JCT21301 |
JCG213S11 |
| Resistance thermometer |
JCT21302 |
| Liquid-in-glass thermometer |
JCT21303 |
| Thermometer with indicator |
JCT21304 |
| Thermometer calibration equipment |
JCT21305 |
| Thermocouple |
JCT21306 |
| Supplementary Guide for Thermometer with indicator (equipped within temperature controlled enclosures) |
JCT21301S01 |
| Exemplification for Contact Type Thermometer |
JCT21307 |
| Near-infrared radiation thermometer / Visible radiation thermometer |
JCT21321 |
JCG213S21 |
| Infrared radiation thermometers, Variable-temperature blackbody furnaces |
JCT21322 |
- |
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Photometry
Photometry
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Luminous Intensity Standard Lamp |
JCT21400 |
- |
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Angle
Angle
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Angle Measuring Instrument |
JCT22401 |
- |
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Volume
Volume
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Graduated Cylinder, Flask |
JCT20201 |
JCG202S11 |
| Pipette |
JCT20202 |
JCG202S21 |
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Fluid Flow
Fluid Flow
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Gas flow meters |
JCT20810 |
JCG208S11 |
| Water flow meters |
JCT20820 |
| Micro flow meters |
JCT20850 |
| Oil flow meters, Oil flow calibration facilities |
JCT20830 |
| Anemometers |
JCT20840 |
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Acceleration
Acceleration
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Reference Accelerometer |
JCT22201 |
- |
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Electricity (Direct Current & Low Frequency)
Electrical (DC & LF)
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Common requirements |
JCT21010 |
- |
| DC Resistance, DC Voltage, DC Current |
JCT21011 |
- |
| AC Voltage, AC Current |
JCT21003 |
- |
| Electric Power, Electric Energy |
JCT21004 |
- |
| Low Frequency Impedance |
JCT21005 |
- |
| Oscilloscope |
JCT21006 |
- |
| Slight Current, Electrical Charge |
JCT21007 |
- |
| Temperature Indicator |
JCT21008 |
- |
| Nominal 10 kΩ standard resistor |
- |
JCG210S11 |
| Hand-held digital multimeter at 100 V DC |
- |
JCG210S21 |
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Electricity (High Frequency) & Electromagnetic Fields
Electrical (RF) & Electromagnetic Fields
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Attenuator, Attenuation Measuring Equipment |
JCT21101 |
- |
| Antenna |
JCT21102 |
- |
| RF Voltage |
JCT21103 |
- |
| RF Power |
JCT21104
| - |
| Laser Power |
JCT21105 |
- |
| Optical attenuation |
JCT21107 |
- |
| RF Impedance |
JCT21108 |
- |
| Common requirements |
JCT21109 |
- |
| Coaxial step attenuator at a setting of 30 dB |
- |
JCG211S11 |
| Power Sensor |
- |
JCG211S21 |
| RF Impedance |
- |
JCG211S31 |
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Density & Refractive index
Density & Refractive index
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Solid Density Standard, etc., Density Standard Liquids, etc., Hydrometers, Oscillation-type density meters |
JCT22300 |
- |
| Refractive Index Standard, Refractometer |
JCT22301 |
- |
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Force
Force
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Force-proving Instruments |
JCT20401 |
JCG204S11 |
| Exemplification for calibration certificate on Force-proving Instruments |
JCT20406 |
| Uniaxial Testing Machines |
JCT20402 |
JCG204S21 |
| Exemplification for calibration certificate on Uniaxial Testing Machines |
JCT20407 |
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Torque
Torque
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Torque measuring devices, Reference torque wrenches |
JCT20901 |
JCG209S11 |
| Torque measuring devices, Reference torque wrenches (Evaluation method for build-up torque standard machine) |
- |
JCG209S12 |
| Torque testing machines, Torque wrench testers |
JCT20902 |
JCG209S21 |
| Hand torque tools |
JCT20903 |
JCG209S31 |
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Pressure
Pressure
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Pressure Balance, Liquid Manometer, Mechanical Type, Pressure Gauges, Pressure Gauges |
JCT20501 |
- |
| Vacuum Gauge |
JCT20502 |
- |
| Standard Leak |
JCT20503 |
- |
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Viscosity
Viscosity
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Viscosity Standards |
JCT20601 |
JCG206S11 |
| Viscometer |
JCG206S21 |
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Heat
Heat
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Calorimetric Benzoic Acid |
JCT22101 |
- |
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Acoustics
Acoustics
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Measurement Microphone, Sound Level Meter, Sound Calibrator |
JCT21500 |
- |
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Concentration
Concentration
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Standard gases |
JCT22102 |
- |
| Standard liquids |
JCT22103 |
JCG221S11 |
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Radiation & Radioactivity & Neutron
Radiation & Radioactivity & Neutron
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| X-ray Measuring Equipment, γ-ray Measuring Equipment |
JCT21701 |
JCG217S11 |
| γ-ray Measuring Equipment |
JCT21703 |
| Water Absorbed Dose |
JCT21704 |
| β rays Measuring Instrument |
JCT21711 |
- |
| Fast neutrons Measuring Instrument |
JCT21721 |
- |
| α/β rays Radionuclides and γ(X) rays Radionuclides |
JCT21731 |
- |
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Hardness
Hardness
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Rockwell Hardness Testing Machines |
JCT21801 |
JCG218S11 |
| Rockwell Hardness Reference Blocks (Method based on comparison with Rockwell hardness standards) |
JCT21802 |
| Rockwell Hardness Reference Blocks (Method of calibration by measuring quantities of multiple physical phenomena other than hardness) |
JCT21803 |
| Vickers Hardness Testing Machines |
JCT21811 |
JCG218S21 |
| Vickers Hardness Reference Blocks |
JCT21812 |
| Brinell Hardness Testing Machines |
JCT21821 |
JCG218S31 |
| Brinell Hardness Reference Blocks |
JCT21822 |
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Humidity
Humidity
| Title |
ID of Specific Application Documents |
ID of Estimation Examples of Uncertainty |
| Dew point hygrometers, Aspirated psychrometers, Electronic hygrometers, Thermal conductivity type hygrometers, Humidity generators |
JCT22000 |
- |
| Exemplification for Humidity Measuring Instrument, etc. |
JCT22001 |
- |
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Contact us
-
JCSS Team,
International Accreditation Japan (IAJapan),
Conformity Assessment Promotion Center,
National Institute of Technology and Evaluation
-
Phone number:+81-3-3481-8242
Fax number:+81-3-3481-1937
Address:2-49-10 Nishihara, Shibuya-ku, Tokyo 1510066, Japan MAP
Contact Form
