What action must be taken to obtain a tare weight correction factor?

To obtain a tare weight correction factor, it is essential to calculate it using PS Form 8040. This form is specifically designed for determining the tare weight, which is the weight of packaging and any other materials that must be subtracted from the total weight of a package to ascertain the net weight of its contents. Properly completing this form ensures accurate reporting of weights and can help prevent discrepancies during shipping and postal processing.

Using PS Form 8040 helps standardize the methodology across various postal operations, making it easier to achieve consistency and reliability in weight calculations. This approach provides postal services and senders with a clear and documented way to account for the weight of packaging materials, which is crucial for pricing and logistics.

Other methods, such as requesting the tare weight from the post office, may not yield the most precise or helpful results since the tare weight can vary based on the specific packaging used. Estimating based on weight lacks accuracy and can lead to errors. Simply using a scale to measure total weight does not provide the tare weight information needed to adjust the total weight accurately. Therefore, calculating the tare weight correction factor with the appropriate form is the most effective and reliable method.