Activity: Within Scope of Sustaining Engineering
Responsible Agent	Product	Approval Authority	Tools and Aids
Facility Service Team business manager	Facility sustainment projects	Facility Service Team leader
Description: A determination is made whether modifications and improvements can be accomplished within approved sustainment engineering funding in the facility Acquisition Program Baseline. If so, the improvements are implemented by the Facility Service Team. If not, the team prepares for an investment decision.

 

Activity: Prepare for Investment Decision
Responsible Agent	Product	Approval Authority	Tools and Aids
Facility Service Team Vice President for Operations Planning	Facility program Acquisition Program Baseline Re-validated service need in an enterprise architecture roadmap	Vice President (ATO) or Director (non-ATO) of the service organization with the mission need	Program Requirements Document template Business Case Analysis template ISPD template AMS Section 2.7.1
Description: An investment decision by the Investment Decision Authority (IDA) is required when the projection of needed services exceeds the capacity of the facility and when sufficient funding to upgrade the facility is not available. The Facility Service Team prepares for an investment decision that will determine: (1) whether mission need is still valid; (2) whether the need is best satisfied by a modernization or expansion of the existing facility or by some other means; and (3) whether needed capabilities are affordable in competition with all other FAA needs.

   

Activity: Investment Decision Approved
Responsible Agent	Product	Approval Authority	Tools and Aids
	IDA Decision Memorandum	IDA Chairperson	IDA Guidelines AMS Section 2.7.1
Description: The IDA decides whether to approve a service-life extension based on the Acquisition Program Baseline and the Business Case. If approved, the extension is fully funded according to the revised Acquisition Program Baseline.

   

Activity: Re-Plan Within  Budget
Responsible Agent	Product	Approval Authority	Tools and Aids
Facility sector management team	Affordable facility engineering projects	Facility sector manager
Description: If the IDA does not approve funding, the facility sector management team uses existing funding authority to make improvements that are most needed.