A zero-hour contract is a type of agreement between an boss and a worker, where the employer is not grateful to provide any least working hours, while the worker is not appreciative to accept any work open. The employee may sign an arrangement to be accessible for work as and when mandatory, so that no particular number of hours or times of work are quantified. Conditional on jurisdiction and circumstances of service, a zero-hour contract may differ from unplanned work. They are often used in farming, hotels and catering, teaching, and healthcare divisions. They are used to enable on-call scheduling. This term is used to refer to on-call shift scheduling practices, even though it is just a contract which allows it.
While the term ‘zero-hour contract’ is mostly used in the United Kingdom, casual and part-time workers are employed under alike terms in many countries.