CMMI-ACQ共有22個流程領域與CMMI架構一樣，採取一個模式、兩種表述型態呈現，於階段式表述，所有的流程領域一樣從ML2分配至ML5。ML2有8個流程領域，ML3有10個流程領域，ML4有2個流程領域，ML5有2個流程領域，如下表所列：

5 Optimizing

Continuous Process Improvement

Causal Analysis and Resolution (CAR)
Organizational Innovation and Deployment (OID)

4 Quantitatively Managed

Quantitative Management

Quantitative Project Management (QPM)
Organizational Process Performance (OPP)

3 Defined
(9 PAs)

ORG. Using Defined Processes for Acquirer Standards

Acquisition Verification (AVER)
Acquisition Validation (AVAL)
Organizational Process Focus (OPF)
Organizational Process Definition (OPD)
Organizational Training (OT)
Integrated Project Management (IPM)
Risk Management (RSKM)
Decision Analysis and Resolution (DAR)
Acquisition Technical Management (ATM)

2 Managed
(9 PAs)

Effective Acquirer of technology solutions

Acquisition Management (AM)
Acquisition Requirements Development (ARD)
Requirements Management (REQM)
Project Planning (PP)
Project Monitoring and Control (PMC)
Solicitation and Supplier Agreement Development (SSAD)
Measurement and Analysis (MA)
Process and Product Quality Assurance (PPQA)
Configuration Management (CM)

1 Initial

 Processes are usually ad hoc and chaotic.