The business analyst (BA) should use penalties as a factor to guide the stakeholders when assigning a priority for the requirements that address compliance with regulations regarding access for people with disabilities. Penalties are the negative consequences or costs that may result from not implementing a requirement1. In this case, the penalties may include legal actions, fines, reputational damage, or loss of customers if the new customer portal does not comply with the accessibility regulations. Therefore, the BA should advise the stakeholders to assign a high priority to these requirements to avoid or minimize the penalties.
References: The answer is based on the BABOK® Guide, which is a key resource for the CCBA® certification. Specifically, it relates to the Business Analysis Planning and Monitoring knowledge area, where prioritizing requirements is a key task for the BA23. It also relates to the Requirements Life Cycle Management knowledge area, where the BA should manage changes to the requirements and communicate them to the stakeholders24. Additionally, the answer is supported by the web search results from the tool invocation, which provide more information and examples of prioritizing requirements based on penalties5