This Practice Note examines the jurisdiction of the employment tribunal to hear claims for breach of contract under the Employment Tribunals Extension of Jurisdiction (England and Wales) Order 1994 (ET Extension of Jurisdiction Order 1994), SI 1994/1623. It considers claims for unpaid wages, the limits on the employment tribunal’s jurisdiction (including the exclusion of personal injury claims, intellectual property claims and restrictive covenant claims), the implications of those limits where the employee’s losses exceed £25,000, time limits, breach of contract claims by employers and the factors to consider when deciding whether to bring a breach of contract claim in the employment tribunal or in the civil courts. Finally, it includes details of proposals for reform of employment law hearing structures. For guidance on: • unlawful deduction from wages claims, see Practice Note: Deductions from wages • the legal and practical issues to consider when deciding whether an employee should bring a claim for unlawful deduction from wages or a claim for breach of contract, see the section of Practice Note: Deductions from wages—Whether to bring an unlawful