This Recommendation provides the Protocol Implementation Conformance Statement (PICS) proforma for the Message Handling Systems (MHS) P3 protocol specified in ITU-T Rec. X.411 | ISO/IEC 10021-4 and ITU-T Rec. X.419 | ISO/IEC 10021-6. The PICS proforma presents in tabular form the mandatory and optional elements of the P3 protocol.