"release consent" is correct and usable in written English.
It generally refers to a process where one party gives permission to another party to do something. For example, "The employee signed the release consent form, allowing the company to share sensitive information with other businesses".
Shibboleth's recently released Consent Module adds a layer of user consent to the release of attributes from CalNet to the service you are trying to access.
This past April, the federal banking regulators released "consent orders" with 14 of the largest banks [4] requiring various improvements in their handling of mortgages and foreclosures.
(g Execution of release and consent.
(2) The PHA and HUD must limit the use or disclosure of information obtained from a family or from another source pursuant to this release and consent to purposes directly in connection with administration of the program.
The release and consent forms I created for the interviews, once approved by the IRB, became part of my students' responsibilities: they completed and signed the forms, made sure that the interviewee completed his/her portion, and left a copy with the interviewee as well as returning one copy to me for the archives.
There are some exceptions, such as if a patient signs a release that consents us to speak with another person (like a partner, another doctor, or a family member) or if a patient is a danger to herself or others.
Consumers then must provide "written release" that they consent to the data collection.
Northampton Town have handed defender Kelvin Langmead an 18-month deal following his release by mutual consent by Peterborough United.
The University may also upon request and consent release to third parties student records pertaining to disciplinary matters that remain unresolved and pending at the time a student withdrew from the University, with the student's consent or as otherwise permitted by FERPA or University policy.
