RC-Limit System provides limit evaluations and headroom computations RC-Limit System is a specialised and standalone application that evaluates limits (for transaction authorisation purposes) and computes headroom and then delivers these calculations via web services to other systems. Offering considerable flexibility in the specification and management of limits, the system can provide real-time visibility of limits to downstream business users. The framework gives risk professionals the tools they need to manage complex limits across multiple origination and database systems.