When it comes to the design of a property, it is usually easiest to employ a building design company with experience designing CDC-compliant properties. ES Design can help with the entire process, from building and interior design to streamlining the CDC approval. Our team will ensure the best possible outcome for you and your development. The process of obtaining a Complying Development Certificate is not a simple one and can be daunting, lengthy and overwhelming, especially if you are not familiar with or knowledgeable in the industry.