The argument that the regulations barred free speech and limited the rights of doctors and patients were especially telling among many Republicans.
The tent formed part of the Australian Show landscape until 1971, when regulations barred boxers fighting more than once a week.
The regulations would also bar discrimination in granting clearances on grounds of sexual orientation or mental health counseling.
The regulations may also bar the importation of gasoline from refineries in Venezuela because it does not meet some pollution standards.
The new regulation in New York would not bar companies from testing applicants for life insurance.
Though Palestinians traditionally have had a high level of education, regulations issued in 1990 barred them from more than 60 professions, including medicine, law and engineering.
In some states, regulations bar the bad buys; in New York, only 34 plans are acceptable.
Michael Heller, a spokesman for the hospital, said he could not comment, saying federal regulations barred all discussion of child abuse cases.
The regulations, which would be enforced by environmental conservation officers, would not bar property-owners from picking plants on their own land.
The Commission's initial regulations barred whaling of right whales.