United States hours of service are recorded in a logbook. In New Zealand it is referred to as work-time. In the United Kingdom, a vehicle registration certificate (V5C) and service history is often referred to as a "logbook". A race car log book is a document certifying that a car is prepared to a given set of rules and is safe for competitions. Lab notebooks and electronic lab notebooks are used in research and scientific settings. See also Inventor's notebook Service book (disambiguation) Timesheet References Records management