The CP creates the ceiling on national IP law which makes inclusion redundant – default to the CP on the risk it solves something external

Proponents argue this “formalities treaty” would particularly benefit small entities and those in developing countries, who currently face significant hurdles protecting designs abroad due to inconsistent and burdensome procedural requirements. By establishing a ceiling on what countries can require, the DLT constrains national flexibility, but also ensures applicants “maximum predictability and simplicity of procedures.”