This Practice provides the purchaser with the method for preparing PIP PCDPK001-R, Packaged Equipment Instrumentation Documentation Requirements Sheet. Packaged equipment suppliers should also become familiar with the symbology used. This Practice contains key information about the requirements of the owner, which are important to clearly communicate to the Packaged System Supplier. The documentation requirements sheet is to be completed by the designer with owner input, review, and approval. This documentation requirements sheet is to be used in conjunction with PIP PCSPK001 and PIP PCTPK001. This Practice was previously published as PCDPS001.