A Notice of Revision (NOR) describes the proposed changes to a technical document being requested by an Engineering Change Proposal (ECP).
After ECP approval, the NOR is forwarded to the custodian of each specification, drawing, associated list, or other applicable document(s) so they can make the required documentation changes.
This Data Item Description (DID) contains the format, content and preparation instructions for the data product resulting from the work task specified in the contract. This DID is used in conjunction with an Engineering Change Proposal (ECP),
DI-CMAN-80639C. A requirement for ECPs should be contractually imposed in conjunction with this DID. This DID is also used with Specification Change Notices (SCNs), DI-CMAN-80643C.