1. To verify the accuracy of any return filed or, if no return is filed by a taxpayer, to determine the amount of the tax required to be paid pursuant to this chapter, the Department, or any person authorized in writing by the Department, may examine the books, papers and records of any person who may be liable for the tax imposed by this chapter.
2. Any person who may be liable for the tax imposed by this chapter and who keeps outside of this State any books, papers and records relating thereto shall pay to the Department an amount equal to the allowance provided for state officers and employees generally while traveling outside of the State for each day or fraction thereof during which an employee of the Department is engaged in examining those documents, plus any other actual expenses incurred by the employee while he or she is absent from his or her regular place of employment to examine those documents.