Introduction As SEND adoption has matured across regulatory submissions, the focus has gradually shifted beyond technical dataset conversion. Regulatory authorities increasingly evaluate not only whether SEND datasets conform to the standard, but also whether they are transparent, traceable, and suitable for efficient scientific review. Within this evolving environment, validation plays a critical role in ensuring submission quality. While automated validation tools can ident

For Chief Scientific Officers and Regulatory Leaders, SEND is no longer a technical afterthought. It is an operational capability that influences submission readiness, data defensibility, and regulatory confidence across global submissions. As expectations surrounding nonclinical data continue to mature across regions, the question is not simply whether SEND can be delivered — but how SEND dataset preparation and submission support should be structured within the organizatio