When the right to hold a person liable through a lawsuit is waived, the waiver may be called an exculpatory clause, liability waiver, legal release, or hold harmless clause.
[1] In civil procedure, certain arguments must be raised in the first objection that a party submits to the court, or else they will be deemed waived.
The following represent a general overview of considerations; specifics may vary dramatically depending on the jurisdiction.
[3][4] Under Section 1115 of the Social Security Act, the United States federal government may issue waivers to individual states so that they may provide Medicaid or the Children's Health Insurance Program (CHIP) in different ways from how the law typically mandates provision.
[5] In the United Kingdom, standing orders adopted by local councils typically designate limits on the level of authority delegated to staff to take action without approval by elected members, with provision being made to waive these limits in appropriate circumstances such as urgency or where the requirements for competition in public procurement cannot be engaged.