Electricity Rules, 2050 (1993)
Rule 41
High Voltage Distribution System
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(1) The standard of the voltage in the  high voltage distribution system, the standard of distribution system shall be
maintained as follows:-
(a) 3,300 volt,
(b) 6,600 volt,
(c) 11,000 volt,
(d) 22,000 volt,
(e) 33,000 volt,
(2) The fluctuation shall not be allowed for more than five percent in
standard volt as mentioned in Clauses (a) to (e) of sub-rule (1).
Electricity Rules, 2050 (1993)
Chapter - 2
Rule 3: Information To Be ProvidedRule 4: Application To Be Submitted To Obtain A License To Conduct A Survey Of Production Of ElectricityRule 5: Application To Be Submitted To Obtain A License To Conduct A Survey Of Transmission Of ElectricityRule 6: Application To Be Submitted To Obtain A License To Conduct A Survey Of Distribution Of ElectricityRule 7: Examination Of ApplicationRule 8: To Issue License For SurveyRule 9: To Issue A License For Survey At The Same TimeRule 10: Survey Report To Be SubmittedRule 11: License For Survey Not To Be Issued In DuplicityRule 12: Application To Be Submitted To Obtain A License For Production Of ElectricityRule 13: Application To Be Submitted To Obtain A License For Transmission Of ElectricityRule 14: Application To Be Submitted To Obtain A License For Distribution Of ElectricityRule 15: Examination Of ApplicationRule 16: Public Notice To Be PublishedRule 17: To Issue A LicenseRule 18: License Might Be I Ssued For Production, Transmission And Distribution Of Electricity At The Same TimeRule 19: License To Be Given For Production Transmission And Distribution To The Licensee Of SurveyRule 20: Right On Water ResourcesRule 21: Time Limit To Start The WorkRule 22: New License To Be ObtainedRule 23: Permission For Import Of ElectricityRule 24: License FeeRule 25: To Renew The LicenseRule 26: Counting Of Unit (kilowatt Hour) For The Purpose Of RoyaltyRule 27: Export Tax
Chapter - 5
Rule 48: Minimum Distance From Ground To The Electric WireRule 49: Regarding The Installation Of Electric Line Across The RoadRule 50: Distance To Be Maintained On Either Side Of The Electric LineRule 51: Distance To Be Maintained In Between The PolesRule 52: No Electric Lines Should Be Carried Out From Above A HouseRule 53: In Relation To Installation Of The Lines Of Different Voltages In A Single PoleRule 54: In Relation To Electric Lines To Be Installed Around AirportRule 55: In Relation To Installation Of Electric Lines And Telephone LinesRule 56: Safety From LightningRule 57: Change-over-switch To Be MaintainedRule 58: Earthing To Be DoneRule 59: Cutout To Be InstalledRule 60: Earthing Of Electric Devices To Be Used At The Places Of The ConsumerRule 61: Safety Of Internal WiringRule 62: Insulated Wire To Be UsedRule 63: Electric Line To Be Provided Through PoleRule 64: Danger Of Leakage At 230/400 VoltRule 65: Danger Of Leakage At High VoltageRule 66: Utilization Of House And Land Around The Construction Site Relating To Production, Transmission And Distribution Of Electricity May Be ProhibitedRule 67: Standard Of Electrical Devices And Method Of Use