• understandable by all stakeholders including the users
  • non prescriptive i.e., should define what, and not how
  • correct as judged by user
  • complete. i.e., there should be nothing missing from each individual requirement nor the compete set requirements
  • consistent. i.e., They should not contradict each toher
  • unambiguous. i.e., There should be only one one possible interpretation
  • also
    • precise, concise, cohesive, feasible, relevant, up to date, testable, traceable