Recently, the government published a new tax law giving companies one year to implement the changes. A project was initiated to change the accounting…

The most suitable delivery approach is determined by the nature of the project's requirements and constraints. In this scenario, a new tax law has been published, which means the requirements for the accounting system changes are clearly defined, fixed, and unlikely to change. A predictive life cycle is optimal when the scope of work can be well-understood and planned in detail upfront. This allows the project team to create a comprehensive plan to ensure all legal requirements are met by the firm one-year deadline, which is critical for compliance projects.

1. Project Management Institute. (2021). A Guide to the Project Management Body of Knowledge (PMBOK® Guide) – Seventh Edition. Project Management Institute

Inc. See Section 2.5.3

"Development Approach and Life Cycle

" which states

"Projects with stable requirements and low levels of risk can benefit from a predictive approach." The scenario describes stable requirements derived from a published law.

2. Project Management Institute. (2021). The Standard for Project Management (ANSI/PMI 99-001-2021). Project Management Institute

Inc. See Section 4.3

"Delivery

" which explains that a predictive approach is appropriate when "the project scope can be defined early in the project life cycle." The published tax law allows for the scope to be defined early.