Right, so this is an 'on the go' post, since RIBA is becoming popular in 'hear and say' in India too, a few questions have been asked to me about the work stages that the RIBA Plan of Works 2020 has, to start here are a couple of links to the documents that you can use to check the original RIBA Plan of Works: Note: These are helpful, so please take your time to go through them, since this article/post is my interpretation on the RIBA. 1) RIBA 2020 - Overview 2) RIBA 2020 - Chart As such if you feel, you are not following a particular workflow process then you are in all probability using a combination of the APM (Association of Project Management) workflow and the AIA (American Institute of Architects) workflow with the inclusion of a Schematic Design Phase and a Tender Stage. Let's make it clear that there is no hard and fast rule, these workflow schemes just help with standardization and depending on the uniqueness of the projects the workflows will be altered ...