AORTA uses a small subset of BPMN to encode regulatory business requirements as a business user friendly logical transformation.

AORTA also provides a simple model for storing regulatory text, and steps in the logical transformation can therefore link to regulatory text.

AORTA tracks the lineage of calculations.

AORTA splits business requirements into Scenarios, tests can be provided for these scenarios.

AORTA allows for lineage between data, calculation, business requirements, and tests