Software Engineering

Configuration Management-based 
Engineering Change Proposal (ECP)
Priority Codes
Proposed Software Change Proposal 
Criticality Levels
Emergency:
 To affect a change in 
operational characteristics that, if not 
accomplished without delay, may seriously 
compromise national security.
To correct a hazardous condition that may 
result in fatal or serious injury to personnel 
or in extensive damage or destruction of 
equipment.
Emergency:
 To affect a change in operational 
characteristics that, if not implemented 
without delay, will seriously compromise 
stakeholder operational effectiveness.
To correct an unsafe operational situation 
that may result in serious injury to personnel 
or in extensive damage or destruction of 
equipment.
Urgent:
 To affect a change that, if not 
accomplished expeditiously, may seriously 
compromise mission effectiveness of 
equipment, software, or forces.
To correct a potentially hazardous 
condition that could result in injury to 
personnel or damage to equipment.
To meet significant contractual 
requirements.
Essential:
 To affect a change that, 
if not implemented, may seriously compromise 
operational effectiveness of equipment, 
software, or operational processes.
Decisive:
 To affect a change that may 
be significant to expanding product 
attractiveness to potential clientele.
Compliance:
 To meet contractual or 
agreement requirements.
Routine:
 When emergency or urgent 
implementation is not applicable, required, 
or justified.
Constructive:
 To affect a change that, if not 
implemented, may be disadvantageous to 
product feasibility or may be advantageous 
to expanding product attractiveness to 
potential clientele.
Subjective:
 To affect a change that favors 
one or more stakeholders’ operational 
processes,

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