A SaaS Escrow Agreement is a simple tri-party arrangement with mutually agreed terms between the SaaS vendor, customer, and Escode. A SaaS escrow agreement exists to outline how the software data will be delivered from the software as a service, or SaaS provider.A SaaS escrow is a contractual agreement between a software provider, their client, and an independent third party, known as the escrow agent. This article details what SaaS Escrow is, the different SaaS Escrow solutions available to you and the benefits it provides. Cost of updating the PER and completing the EA as outlined in the attached Interlocal Agreement.