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EXAMINATION PROCEDURE OUTLINES

 

NIST EPOs

 

The EPOs in this document have been updated to include references to the 2015 edition of NIST Handbook 44 and to recognize electronic equipment.  Some of the EPOs that appeared in the original version of NIST Handbook 112 have not been updated and are not included in this document.   

Click here to access the NIST EPO Webpage

Price Verification  

 

These procedures may be used to conduct price verification inspections in any type of store, including those that use Universal Product Code (UPC) scanners and price-look-up codes at the check-out counter as a means for pricing. Procedures are included for test purchases and verifying manual entries. The purpose of the procedure is to ensure that consumers are charged the correct price for the items they purchase.

EPO No. 1

Examination Procedure Outline for Retail Computing Scales

EPO No. 7/8

Examination Procedure Outline for Medium-Capacity Scales

EPO No. 9

Examination Procedure Outline for Mechanical Meat Beams and Monorails Scales

EPO No. 9E

Examination Procedure Outline for Monorail Scales Equipped with Electronic Digital Indicators

EPO No. 12

Examination Procedure Outline for Livestock and Animal Scales Mechanical - Analog Indicating

EPO No. 12E

Examination Procedure Outline for Livestock and Animal Equipped with Electronic Digital Indicators

EPO No. 13

Examination Procedure Outline for Vehicle and Axle-Load Scales Mechanical -Analog Indicating (weighbeam and dials)

EPO No. 13E

Examination Procedure Outline for Vehicle and Axle-Load Scales Equipped with Electronic Digital Indicators 

EPO No. 21

Examination Procedure Outline for Retail Motor Fuel Dispensers Single, Dual, and Multi-Product (Except Blenders)

EPO No. 22

Examination Procedure Outline for Retail Motor Fuel Dispensers Blended Product

EPO No. 23

Examination Procedure Outline for Vehicle-Tank Meters Power-Operated

EPO No. 24

Examination Procedure Outline for Vehicle-Tank Meters Gravity-Discharge

EPO No. 25

Examination Procedure Outline for Loading-Rack Meters

EPO No. 26

Examination Procedure Outline for Liquified Petroleum Gas Motor-Fuel Dispensers

EPO No. 27

Examination Procedure Outline for Liquified Petroleum Gas Liquid-Measuring Devices

EPO No. 28

Examination Procedure Outline for Compressed Natural Gas (CNG) Retail Motor-Fuel Dispensers

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