California allows students who completed two years of college coursework, or the equivalent as demonstrated by examination, to meet the legal education requirement for the bar exam by studying law diligently in a lawyer's office or judge's chambers for not less than 864 hours over not less than four years. Hours spent as an employee of an attorney or judge are not counted as study. Very few people pursue these options. The American legal system is unusual in that it has no formal apprenticeship or clinical training requirements prior to admission to the bar, with a few exceptions. Delaware requires that candidates for admission to the bar serve five months in a clerkship with a lawyer in the state. Vermont had a similar requirement but eliminated it in 2016. Washington requires, since 2005, that applicants must complete a minimum of four hours of approved pre-admission education. Some law schools have tried to rectify this lack of experience by requiring supervised "Public Service Requirements" of all graduates. States that encourage law students to undergo clinical training or perform public service in the form of pro bono representation may allow students to appear and practice in limited court settings under the supervision of an admitted attorney. Asia Bangladesh Practicing law requires admission to the Bangladesh Bar Council. In order to do so, candidates must be citizens of Bangladesh, be a minimum of 21 years old, and obtain a law degree. They must pass the Bar Council Examination to be allowed to practice law. Bhutan Bhutan requires a bachelor's degree in law followed by a bar exam. Candidates must also not have criminal records and not be declared bankrupt by a court. Cambodia Cambodia requires a Bachelor of Law or equivalent law degree, certificate of Lawyer's Professional Skill from the Center for the Training of the Legal Profession, and no misdemeanor or felony record, as well as no disciplinary sanction or administrative penalty. Unless granted an exemption, prospective lawyers must then spend a year as a trainee lawyer, either in a training program conducted by the Bar Association or by working as an associate in a law firm. Following the training period, the Bar Council will make a decision whether or not to register the prospective lawyer with the Bar Association based on whether or not the trainee fulfilled the requirements and a report on the trainee's supervising lawyer. If the Bar Council