- Benignior sententia in verbis generalibus seu dubiis est preferenda – The more favorable construction is to be placed on general or doubtful words.
- Bis dat qui cito dat – He gives (pays) twice who pays promptly.
- Bona fide – Sincere, in good faith, Sincere good intention regardless of outcome.
- Benignae faciendae sunt interpretationes chartarum, ut res magis valeat quam pereat – Constructions of documents are to be made favourably, that the instrument may rather avail than perish.
- Bona vacantia – Goods without an owner/ Property with no owner or which does not have an obvious owner and which usually passes to the crown.
- Boni judicis est ampliare jurisdictionem – It is the part of a good judge to enlarge his jurisdiction, i.e. remedial authority.
- Boni judicis est judicium sine dilatione mandare executioni – It is the duty of a good judge to cause execution to issue on a judgment without delay.
- Boni judicis lites dirimere est – It is the duty of a good judge to prevent litigation.
- Bonus judex secundum aequum et bonum judicat et aequitatem stricto juri praefert – A good judge decides according to justice and right and prefers equity to strict law.
- Breve judiciale non cadit pro defectu formae – A judicial writing does not fail through defect of form.
