The National Standardization and Calibration Program (Taqyees) was launched by the Saudi Standards, Metrology and Quality Organization within the National Transformation Program 2020, and it is concerned with legal metrological control, operation and supervision of legal calibration operations and services in the Kingdom, including verification of the calibration of measuring instruments.

- Periodic verification is carried out for pumps or scales currently used in the market.
- Initial verification is carried out on measuring instruments for which a national model has been approved.
- Verification after maintenance is carried out on measuring instruments that are rejected in the periodic verification or that need maintenance before the end of the metrological labels period.

The rejected measuring instrument must be serviced and a verification request made after maintenance via a standardization platform

Each scale has a specific accuracy class from the manufacturer, and requires an accuracy class (II) for the scale used in gold shops and an accuracy class (III) for the scale used in other fields (such as food markets). : Technical requirements for non-automatic scales.

You can obtain the tax invoice by logging into your account in the Taqyees portal and reviewing the application details.