The notion of validity fulfils a crucial role in legal theory. The emerging Web 3.0 opens a new landscape
where Semantic Web languages, legal ontologies, and the construction of Normative Multiagent Systems are built up
to cover new regulatory needs. Conceptual models for complex regulatory systems shape the characteristic features
of rules, norms and principles in different ways. This position paper outlines one of such multilayered governance
models, designed for the CAPER platform
