ISO/IEC/IEEE 41062:2024

International
Standard
ISO/IEC/IEEE 41062
Second edition
Software engineering — Life cycle
2024-10
processes — Software acquisition
Ingénierie du logiciel — Processus du cycle de vie — Acquisition
des logiciels
Reference number
© IEEE 2024
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Published in Switzerland
© IEEE 2024 – All rights reserved
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Contents Page
Foreword .vi
Introduction .viii
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and abbreviated terms . 1
3.1 Terms and definitions .1
3.2 Abbreviated terms .4
4 Software acquisition process . 4
4.1 General .4
4.2 Purpose .5
4.3 Outcomes .5
4.4 Structure of the software acquisition process .5
4.4.1 Software acquisition sub-processes .5
4.4.2 Defining the acquisition process .6
4.4.3 Tailoring the acquisition process.7
5 Software acquisition alternatives . 8
5.1 General .8
5.2 Custom-developed software .8
5.2.1 General .8
5.2.2 Advantages of custom-developed software .9
5.2.3 Disadvantages of custom-developed software .9
5.3 Off-the-shelf (OTS) software .9
5.3.1 General .9
5.3.2 Advantages of OTS software . . .10
5.3.3 Disadvantages of OTS software .10
5.4 Software as a service (SaaS) .11
5.4.1 General .11
5.4.2 Advantages of software as a service (SaaS).11
5.4.3 Disadvantages of SaaS .11
5.5 Free and open-source software (FOSS) . 12
5.5.1 General . 12

5.5.2 Advantages of FOSS. 12
5.5.3 Disadvantages of FOSS . 13
5.6 Services . 13
6 Planning and RFP sub-process. 14
6.1 Purpose .14
6.2 Outcomes . 15
6.3 Planning the software acquisition strategy . 15
6.3.1 Develop an acquisition strategy . 15
6.3.2 Perform feasibility study .16
6.3.3 Assess and manage risk .16
6.3.4 Agile development considerations .16
6.3.5 Initiate a planning process .18
6.3.6 Develop an acquisition plan . . .19
6.3.7 Form an acquisition team .19
6.3.8 Obtain assistance with acquisition .19
6.4 Defining the acquisition and content requirements .21
6.4.1 General .21
6.4.2 Types of requirements in an RFP . 22
6.4.3 Business requirements . 22
6.4.4 Software/System requirements . 23
6.4.5 Statement of work (SOW) .24
6.4.6 Performing verification and validation of requirements .24

© IEEE 2024 – All rights reserved
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6.5 Identifying potential suppliers .24
6.5.1 General .24
6.5.2 Advertising the acquisition .24
6.5.3 Pre-qualification . . 25
6.5.4 Streamlined pre-qualification . 26
6.5.5 No pre-qualification . 26
6.6 Preparing contract requirements .27
6.6.1 General .27
6.6.2 Request for information (RFI) .27
6.6.3 Request for quote (RFQ) .27
6.6.4 Request for proposals (RFP) . . 28
6.6.5 Contractual requirements . 30
7 Evaluation, selection, and contracting sub-process.33
7.1 Purpose . 33
7.2 Outcomes . 35
7.3 Evaluating proposals . 35
7.3.1 Planning for proposal evaluation . 35
7.3.2 Evaluation criteria . 35
7.3.3 Establishing proposal e
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