California Labor Code CHAPTER 3 - Underground Telephones

• Section 7500.
  In all mines operated in the State where a depth of more than five hundred feet underground has been reached, a telephone system shall be...
• Section 7501.
  The failure or refusal of any owner or lessee to install or maintain such telephone system is a misdemeanor.(Enacted by Stats. 1937, Ch. 90.)

Last modified: October 22, 2018