Where Exit and Entry Criteria are written in Test Plan?

Entry criteria are written document without referring to which one cannot begin any of the SDLC phases. In order to begin SDLC phase Requirement document and complete flow diagram of the application as well as Test Plan should be ready and available. An exit criterion is the detailed document that decides moving from current phase of SDLC to the next phase. In order to exit SDLC phases test cases should be written and reviewed, test data has been identified and ready to use, scripts for automate the execution of test cases must be ready.