My Account

How can we help?

You can search our knowledge base to find answers to the most common questions.

Weights and Measures information Oregon

You are here:

Everything you need to know for Oregon

Weights and Measures information

Please contact Weights & Measures

Phone: 503-986-4550


;OR Image


The state follows all the rules and regulations in NIST Handbook 44 (2018 Edition)

Registration Application must be completed with the Department of Weights & Measures

Requirements for the scale include the following

A valid National Type Evaluation Program (NTEP) Certificate of Conformance #17-152A1
Proper installation and adjustment
Meeting specifications and tolerances found in NIST Handbook 44 (2018 Edition

Contact the office for more information

For the Cannabis Industry please refer to the Oregon Cannabis Weights & Measures Document


A state certified Service Company is needed to properly install and calibrate the NTEP scale.

Calibration should be done before an inspector from Weights & Measures comes to seal the scale.

After calibration, a Placed-In-Service Form must be completed these are different depending on the usage of the scale.


It is recommended to have the scale recalibrated once a year to ensure accuracy

At random an officer from Weights & Measures will visit to inspect the scale

If the scale fails inspection the business is subject to fine. 

Related Materials

NTEP Certification Search

NIST Handbook 44 (2018 Edition)

Certificate of Conformance #17-152A1

Registration Application

Oregon Cannabis Weight & Measures Document

Placed-In-Service Form (Small Scales)

Placed-In-Service Form (Cannabis)

Placed-In-Service Form (Ind. Hemp)

Was this article helpful?
How can we improve this article?
Please submit the reason for your vote so that we can improve the article.
Need more help?

Table of Contents