In addition to outlining the deposit materials, a complete source code escrow agreement will include a definition of the "Release Conditions". In the traditional source code escrow agreement, the deposit materials are generally only updated a few times a year.A source code escrow agreement is a contract between a client and a software developer, ensuring client protection if software maintenance fails. Pursuant to, §201100, of the Public Contract Code of the State of California,. In addition, a source code escrow, also known as a software escrow, functions in the following manner: the supplier (i.e. The definition of escrow or an escrow account is provided in the California Civil Code. Apply to Escrow Officer, Administrative Assistant, Customer Service Representative and more! Escrow is the process of two or more parties placing property or instruments in the hands of a trusted third party (an 'escrow agent'). Source code escrow agent holds source code or object code of software.