An intelligence assessment reviews available information and previous assessments for relevance and currency. Where there requires additional information, the analyst may direct some collection.
Intelligence studies is the academic field concerning intelligence assessment, especially relating to international relations and military science.
Intelligence assessment is based on a customer requirement or need, which may be a standing requirement or tailored to a specific circumstance or a Request for Information (RFI). The "requirement" is passed to the assessing agency and worked through the intelligence cycle, a structured method for responding to the RFI.
The RFI may indicate in what format the requester prefers to consume the product.
The RFI is reviewed by a Requirements Manager, who will then direct appropriate tasks to respond to the request. This will involve a review of existing material, the tasking of new analytical product or the collection of new information to inform an analysis.