Another barrier to Mexican trucks: House votes for amendment to deter Mexican truckers from operating in the U.S.(Trucking)

After the Supreme Court ruled in June that U.S. borders could be opened to Mexican trucks without an environmental impact study, it looked as if the last barrier to freer cross-border trucking had been removed.

But another potential roadblock was put into place last month by the House of Representatives, which overwhelmingly voted to prohibit the Federal Motor Carrier Safety Administration from carrying out a portion of its proposed rules for allowing foreign-made trucks to enter the U.S. from Mexico or Canada.

The vote was on an amendment to the fiscal 2005 appropriations bill for the Department of Transportation. The bill, which passed the House, has not …