Voluntary participation
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
Applying for services, or enrollment in any service program, is voluntary. Once an applicant receives a service or is accepted into a program, compliance with that service or program's terms is mandatory unless the applicant withdraws its application as provided in § 62.203 or participation is denied, suspended, cancelled, or rejected subject to the terms of § 62.210.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.