The Secretary may bring an action for an injunction against a person to: Enforce this subtitle; Enforce an order of the Secretary under this subtitle; or Prevent or restrain a violation of this subtitle. In an action for an injunction brought under this section, the Secretary does not have to allege or prove that: An adequate remedy at law does not exist; or Substantial or irreparable damage would result from the continued violations. An injunction instituted under this section shall be issued without bond.