Definition of mandatory in English:



  • 1Required by law or rules; compulsory.

    ‘wearing helmets was made mandatory for cyclists’
    • ‘In some jurisdictions this is a mandatory sentence of death.’
    • ‘Our task, however, is to analyse the role of company law in providing mandatory rules to control company opportunism.’
    • ‘The respondent submits that a mandatory order is not appropriate and just for several reasons.’
    • ‘The most controversial aspect of the Bandit Law was its mandatory death sentence.’
    • ‘The continuity of my teaching is broken each time these mandatory lessons are required.’
    • ‘Her decision to plead guilty meant she had to receive a mandatory life sentence.’
    • ‘If political participation is important, why not require mandatory voting, as in Australia or Belgium?’
    • ‘Previously, a special permit was required if the mandatory workweek exceeded 48 hours.’
    • ‘That was particularly important where you had a mandatory penalty whether it's death of a life sentence.’
    • ‘The 1997 Act introduced mandatory minimum sentences for certain repeat offenders.’
    • ‘Smuts also found that the mandatory life sentence was inconsistent with an accused's right to a fair trial.’
    • ‘In other jurisdictions the mandatory appointment of a corporate trustee, or its equivalent, is set out in the law.’
    • ‘The Slovakian bid seems to have the mandatory safety requirements covered, but not much more is explained.’
    • ‘The last area covered in the creative brief contains any requirements or mandatory content.’
    • ‘Murder entails a mandatory life sentence; manslaughter carries with it no minimum sentence.’
    • ‘Because the plaintiff seeks a mandatory injunction, it must show its claim is almost certain to succeed.’
    • ‘All parties are sentenced to mandatory counseling until they are deemed fit to return to society.’
    • ‘The mandatory terms of article 18 cannot therefore be given effect.’
    • ‘Nobody would dispute that I have jurisdiction to grant a mandatory injunction.’
    • ‘We've yet to see exactly what people think about mandatory sentencing when it's properly explained to them.’
    obligatory, compulsory, binding, required
    inescapable, unavoidable
    requisite, necessary, essential, imperative
    View synonyms
    1. 1.1 Of or conveying a command.
      ‘he did not want the guidelines to be mandatory’



Late 15th century: from late Latin mandatorius, from Latin mandatum something commanded.