The availability check (ATP) is based on which of the following dates?

The availability check (ATP) is primarily focused on ensuring that the product is available for delivery to the customer at the required time. This process works in conjunction with inventory levels, production schedules, and demand forecasts.

When considering the appropriate date for the ATP check, the material availability date is integral because it reflects the actual date when the material is ready for use, shipment, or further processing. This date is calculated based on a combination of various factors, including production lead time, procurement lead time, and any potential delays in shipments.

In contrast, the other dates mentioned do not accurately represent when the material is available for meeting customer demands. The transportation planning date is more related to logistics and scheduling rather than material readiness. The goods issue date pertains to when goods leave the warehouse, which may not coincide with their availability. Lastly, the loading date is the moment goods are physically loaded for shipment but does not guarantee that the goods were ready for delivery prior to that point. Thus, using the material availability date ensures that the ATP process effectively assesses the readiness of products to meet customer requirements.