C.R.S. § 42-4-1603: Duty to give notice, information, and aid.

(1) The driver of any vehicle involved in a crash resulting in injury to, serious bodily injury to, or death of any person or damage to any vehicle which is driven or attended by any person shall give the driver's name, the driver's address, and the registration number of the vehicle the driver is driving and shall upon request exhibit their driver's license to the person struck or the driver or occupant of or person attending any vehicle collided with and where practical shall render to any person injured in such crash reasonable assistance, including the carrying, or the making of arrangements for the carrying, of such person to a physician, surgeon, or hospital for medical or surgical treatment if it is apparent that such treatment is necessary or if the carrying is requested by the injured person.

(2) In the event that none of the persons specified are in condition to receive the information to which they otherwise would be entitled under subsection (1) of this section and no police officer is present, the driver of any vehicle involved in such crash, after fulfilling all other requirements of subsection (1) of this section, insofar as possible on the driver's part to be performed, shall immediately report such crash to the nearest office of a duly authorized police authority as required in section 42-4-1606 and submit thereto the information specified in subsection (1) of this section.