New York Laws
Article 4 - Provisions Relating to Common Carriers
102 - Unreasonable Preference.

ยง 102. Unreasonable preference. No common carrier shall make or give
any undue or unreasonable preference or advantage to any person or
corporation or to any locality or to any particular description of
traffic in any respect whatsoever, or subject any particular person or
corporation or locality or any particular description of traffic, to any
undue or unreasonable prejudice or disadvantage in any respect
whatsoever.