Inputs to the MRP System?

The three major inputs of an MRP system are the master production schedule, the product structure records, and the inventory status records. Without these basic inputs the MRP system cannot function. The demand for end items is scheduled over a number of time periods and recorded on a master production schedule (MPS).

input to MRP are

I) MPS

(2) bill of materials file and other engineering and manufacturing data

(3) inventory record file