A Requirement is a condition or capability that is necessary to be present in a product, service, or result to satisfy a business need.

Requirements define what stakeholders expect and need from a deliverable, forming the foundation for planning, design, development, and validation.

Key Characteristics

  • Business-Driven – Directly tied to solving a specific business problem or need
  • Verifiable – Must be clearly stated and testable through acceptance criteria
  • Traceable – Can be linked to project objectives and tracked throughout the lifecycle
  • Categorized by Type – May include functional, non-functional, technical, or regulatory

Example Scenarios

  • A product must support multiple languages to meet market needs
  • A service must meet a maximum response time of two seconds
  • A system must comply with data privacy regulations

Role in Project and Product Delivery

  • Defines Scope – Forms the basis of what the project will deliver
  • Guides Development – Informs design and implementation decisions
  • Enables Validation – Serves as the criteria for testing and stakeholder approval
  • Reduces Risk – Ensures alignment between stakeholder needs and project outcomes

See also: Requirements Documentation, Collect Requirements, Scope Baseline, Business Need, Acceptance Criteria.