This Practice Note examines the national minimum wage (NMW) and the national living wage (NLW). It also notes the ‘real living wage’, set by the Living Wage Foundation. The Practice Note considers eligibility for workers, agency and home workers, exclusions for training, work experience etc, trial shifts, rates, including rates for apprentices and agricultural workers, calculation over pay reference period, living accommodation, hours, salaried hours, time work, output work, unmeasured work, night shifts and sleep at or near work, training hours, travelling hours to and from work and training, record keeping, underpayment, claims by workers, enforcement by the Fair Work Agency and naming and shaming of employers who fail to pay the NMW, criminal offences, Labour Market Enforcement undertakings and orders (LMEs), protection from detriment, automatic unfair dismissal, the prohibition on contracting out. The National Minimum Wage Act 1998 (NMWA 1998) and the National Minimum Wage Regulations 2015 (NMW Regs 2015), SI 2015/621 guarantee a minimum hourly rate of pay to almost all adult workers. Government guidance on calculating the national minimum wage is available for employers.