actually supporting the bill saying it will give legislators who raise taxes on tickets some accountability as well. with more on this, turn to fox business network's rich edson from reagan national airport. rich? >> reporter: well, gregg, this bill would change the total price you see when shopping for an airline ticket. the way it works now, from a government regulation from a couple years ago airlines must advertise the full cost of the trip when they try to sell awe ticket. it includes the base fare plus the taxes and fees. what this bill would do, would allow airlines to advertise just the base fare and add on taxes and fees afterwards, like what happens when you buy almost every other product. department of transportation defends its rule from couple years ago. d.o.t. saying, consumers consistently confirmed of advertising below the total cost of travel causes confusion. d.o.t.'s full fare advertising rule requires airlines to state entire price paid by consumer but carrier remains free to