Pursuant to provisions of IRP, the Mayor shall adopt audit procedures to review the uniform mileage schedules and fleet records of apportioned operators declaring the District of Columbia as their base jurisdiction. The audit procedures shall involve at least 15% of the IRP apportioned vehicles declaring the District of Columbia as their base jurisdiction base over a 5-year period. The 5-year period will commence October 1, 1997.
D.C. Code § 50-1507.05