1.4 Any major or minor changes to the present production conditions (change of raw materials, production plant, main process parameters, manufacturing process, product/process controls and control limits, packaging, etc.) which may modify the characteristics of the finished product, 1.5 Referring to Clause 1.4, Supplier shall identify and communicate to SunEdison Semiconductor on the “Major Process Parameters” (MPP) for material supplied in accordance to a present specification. The “MPP” lists shall be communicated and agreed upon with SunEdison Semiconductor; every change of one or more “MPP”s shall be reviewed and authorized by SunEdison Semiconductor. SunEdison Semiconductor shall be allowed, (through a formal request) to have access to the “Process Control Charts” for the “MPP” declared by Supplier.