THE FIXING OF RATES 147%
which the service is performed or to which the commodity is
delivered, and whenever any common carrier, pipe line corporation,
 gas corporation, electrical corporation, telephone corporation,
 telegraph corporation, water corporation, wharfinger or
warehouseman performs a service or delivers a commodity to the
public or any portion thereof for which any compensation or
payment whatsoever is received, such common carrier, pipe-line
corporation, gas corporation, electrical corporation, telephone
corporation, telegraph corporation, water corporation, wharfinger
or warehouseman is hereby declared to be a public utility subject
to the jurisdiction, control and regulation of the commission and
the provisions of this act. F urthermore, when any person or corporation
 performs any service or delivers any commodity to any
person or persons, private corporation or corporations, municipality
 or other political subdivision of the state, which in turn
either directly or indirectly, mediately or immediately, perform
such service or deliver such commodity to or for the public or
some portion thereof, such person or persons, private corporation
 or corporations and each thereof is hereby declared to be a
public utility and to be subject to the jurisdiction, control and
regulation of the commission and to the provisions of this act.”
Public Service Control in New York. — In New York there
has been for many years a Railroad Commission. In r1go3 a
Commission was established for the contro] of gas and electric
corporations. In 1907 these commissions were superseded by
two public service commissions, which were not however given
control over water companies.
Public Service Control in Wisconsin. — In Wisconsin, too, the
need for regulation of transportation rates first found expression
in the creation of a railroad commission and, as in the case of
California, the powers of this Commission were subsequently
extended so that it is now a public service commission. This
Commission exercises the same control over municipally owned
utilities as over those which are privately owned. It has accomplished
 much of the pioneer work in standardizing methods of
procedure and its work is of great value in establishing the fundamental
 principles of valuation as a basis for the fixing of rates.
Public Service Control in Other States, — Many other states
have public service commissions or railroad commissions with