Bill calculator: Business Tariffs

We use Business Tariffs to calculate your electricity bill. Use our bill calculator to check your bill amount and learn more about our rates.

Tip:

To check your tariff type or bill details, you can get a copy of your bill or find out how to read your bill.

Tariff rates

The tariff information below is effective for consumption on or after 1 Jan 2022. It applies to business customers that do not use electricity for residential purposes only.

The Non-residential Tariff is based on monthly meter-readings. It includes the following items:

This is the charge for electricity consumption. The rate is 103.1 cents per unit.  

The Fuel Cost Adjustment amount may increase or decrease your bill. It is based on the difference between forecasted fuel prices and actual fuel prices (oil, gas and coal). The Fuel Cost Adjustment is updated every month to reflect the latest fuel price changes. 

View the latest Fuel Cost Adjustment

This rebate decreases your bill. It only applies to bills with a total monthly consumption of 400 units or less. Refer to the table below for the rebate rates: 

Total monthly consumption range
Rebate rate (cents/unit)

1 to 200 units

17.2 cents per unit on total consumption

201 to 300 units

16.2 cents per unit on total consumption

301 to 400 units

15.2 cents per unit on total consumption

This rebate decreases your bill and is set at 1.3 cents per unit.

CLP has made a commitment to return to customers any refunds made by Government in respect of CLP’s claims against Government’s overcharging of our rent and rates over the past years. The actual amount and the eventual time period for this Rent & Rates Special Rebate will be subject to the final resolution of this matter with Government.

This rebate decreases your bill and is offered in 2022 at 2.1 cents per unit

The minimum charge per bill is HK$40. 

You have to settle the minimum charge even there is no electricity consumption recorded on your account.

Note:

Tariffs and other conditions may be updated from time to time. Learn more about our latest tariff adjustment.

Rate table terms

Term
Refers to...

Unit

One kilowatt-hour (kWh) of electricity.

Monthly

The period of approximately 1 month between a meter-reading (including estimations) and the next meter-reading.

Pro-rated adjustments

If the period between two successive meter-readings is outside the 25 to 35 days range, your energy charge and energy saving rebate will be pro-rated.

Your adjustment will be made as follows:

Applicable block units = Normal block units x N / 30

N refers to the number of days between two successive meter-readings.

More information

Please refer to our Electricity Tariff Table for 2022 (PDF).

Tip:

To check your bill details, you can get a copy of your bill or find out how to read your bill.

Tariff rates

The tariff information below is effective for consumption on or after 1 Jan 2022. As a business customer, you may apply for Bulk Tariff if you: 

  • Currently use 20,000 units of electricity or more every month; or 
  • Expect to use 20,000 units of electricity or more every month.  

The Bulk Tariff is based on monthly meter-readings. It includes the following items: 

This charge is based on your monthly maximum demand in kilovolt-amperes (kVA) according to time periods. Demand charges are higher during on-peak periods than off-peak periods.  

Please refer to the table below for more information.  

Period
Monthly maximum demand
Rate (dollars/kVA)

On-peak

Each of the first 650 kVA

68.4

On-peak

Each kVA over 650 kVA

65.4

Off-peak

Each kVA up to on-peak billing demand

0

Off-peak

Each kVA in excess of on-peak billing demand

26.8

Note:

The minimum on-peak billing demand is 100kVA.

This is the charge for electricity consumption. The rate varies according to time periods. Energy Charges are higher during on-peak periods than off-peak periods. 

Please refer to the table below for more information. 

Period
Total monthly consumption block
Rate (cents/unit)

On-peak

Each of the first 200,000 units

75.3

On-peak

Each unit over 200,000

73.7

Off-peak

Each unit

67.6

The fuel cost adjustment amount may increase or decrease your bill. It is based on the difference between forecasted fuel prices and actual fuel prices (oil, gas and coal). The fuel cost adjustment is updated every month to reflect the latest fuel price changes. 

View the latest fuel cost adjustment

This rebate decreases your bill and is set at 1.3 cents per unit.

CLP has made a commitment to return to customers any refunds made by Government in respect of CLP’s claims against Government’s overcharging of our rent and rates over the past years. The actual amount and the eventual time period for this Rent & Rates Special Rebate will be subject to the final resolution of this matter with Government.

This rebate decreases your bill and is offered in 2022 at 2.1 cents per unit

To qualify for the High Load Factor Rider (HLFR), your average monthly total consumption per kVA of average monthly “Maximum Billing Demand” in the preceding 12 months must be more than 500 units per kVA

HLFR lowers the energy charge for each unit over 500 units per kVA of Maximum Billing Demand in the month. The reduction in the energy charge is calculated at the following rate: 

Reduction (cents/unit)

Each of the 501 to 600 unit per kVA of Maximum Billing Demand.

5.2

Each unit over 600 units per kVA of Maximum Billing Demand.

10.5

Note:

Tariffs and other conditions may be updated from time to time. Learn more about our latest tariff adjustment.

Rate table terms

Term
Refers to...

Unit

One kilowatt-hour (kWh) of electricity.

Monthly

The period of approximately 1 month between a meter-reading (including estimations) and the next meter-reading. 

Maximum billing demand

The higher of on-peak billing demand and off-peak billing demand for the month.

Off-peak period

  • The period between 9pm and 9am every day; and 
  • The full day for Sundays and public holidays

On-peak period

All other hours.

Pro-rated adjustments

If the period between 2 successive meter-readings is outside the 25 to 35 day range, your Energy Charge will be pro-rated.  

Your adjustment will be made as follows:

Applicable block units = Normal block units x N / 30 

N refers to the number of days between two successive meter-readings.

If the billing period is less than 22 days at the beginning or end of supply, your demand charge will be pro-rated.

Your adjustment will be made as follows:  

Billed demand charge = Unadjusted demand charge x P / 30

P refers to the number of days in the period billed at the beginning or end of supply. 

More information

Please refer to our Electricity Tariff Table for 2022 (PDF).

Tip:

To check your tariff type or bill details, you can get a copy of your bill or find out how to read your bill.

Tariff rates

The tariff information below is effective for consumption on or after 1 Jan 2022. As a business customer, you may apply for Large Power Tariff if your current or expected demand is 3,000 kVA or more.  

The Large Power Tariff (LPT) is based on monthly meter-readings. It includes the following items:

This charge is based on your monthly maximum demand in kilovolt-amperes (kVA) according to time periods. Demand Charges are higher during peak periods than off-peak periods.  

Please refer to the table below for more information.  

Period
Monthly maximum demand
Rate (dollars/kVA)

On-peak

Each of the first 5,000 kVA

120.3

On-peak

Each kVA over 5,000 kVA

115.3

Off-peak

Each kVA up to on-peak billing demand

0

Off-peak

Each kVA in excess of on-peak billing demand

33.9

Note:

The minimum on-peak billing demand is 50% of the highest on-peak billing demand under LPT during May to Oct of the immediately preceding 12 months.

Billing demand shortfall 

If your maximum total billing demand is less than 3,000 kVA, you will be charged for a billing demand shortfall. To calculate the shortfall amount, we will take the difference between: 

  • 3,000 kVA; and  
  • Your on-peak billing demand or off-peak billing demand (whichever is higher). 

The rate for billing demand shortfall is HK$120.3 per kVA short of 3,000 kVA.

This is the charge for electricity consumption. The rate varies according to time periods. Energy charges are higher during on-peak periods than off-peak periods.

Please refer to the table below for more information. 

Period
Total monthly consumption block
Rate (cents/unit)

On-peak

Each of the first 200 units per kVA of on-peak billing demand

58.2

On-peak

Each unit in excess of above

56.2

Off-peak

Each unit

48.4

The fuel cost adjustment amount may increase or decrease your bill. It is based on the difference between forecasted fuel prices and actual fuel prices (oil, gas and coal). The fuel cost adjustment is updated every month to reflect the latest fuel price changes. 

View the latest fuel cost adjustment

This rebate decreases your bill and is set at 1.3 cents per unit.

CLP has made a commitment to return to customers any refunds made by Government in respect of CLP’s claims against Government’s overcharging of our rent and rates over the past years. The actual amount and the eventual time period for this Rent & Rates Special Rebate will be subject to the final resolution of this matter with Government.

This rebate decreases your bill and is offered in 2022 at 2.1 cents per unit

To qualify for the High Voltage Super Demand Rider (HVSDR), you must: 

  • Require 35,000 kVA or more for on-peak or off-peak demand (whichever is higher); and 
  • Be supplied at 33kV and above or through a dedicated supply from CLP 132kV primary substation. 
Note:

If you do not meet the requirements for HVSDR for any billing month, we will charge you according to the LPT rates without HVSDR.

The charges under the HVSDR are based on the following items:

This charge is based on your monthly maximum demand in kilovolt-amperes (kVA) according to time periods. Demand Charges are higher during peak periods than off-peak periods.  

Please refer to the table below for more information.  

Period
Monthly maximum demand
Rate (dollars/kVA)

On-peak

Each of the first 5,000 kVA

111.1

On-peak

Each kVA over 5,000 kVA

105.9

Off-peak

Each kVA up to on-peak billing demand

0

Off-peak

Each kVA in excess of on-peak billing demand

31.8

Note:

The minimum on-peak billing demand is 50% of the highest on-peak billing demand under LPT during May to Oct of the immediately preceding 12 months. 

This is the charge for electricity consumption. The rate varies according to time periods. Energy charges are higher during on-peak periods than off-peak periods.

Please refer to the table below for more information. 

Period
Total monthly consumption block
Rate (cents/unit)

On-peak

Each of the first 200 units per kVA of on-peak billing demand

56.1

On-peak

Each unit in excess of above

54.0

Off-peak

Each unit

46.3

The fuel cost adjustment amount may increase or decrease your bill. It is based on the difference between forecasted fuel prices and actual fuel prices (oil, gas and coal). The fuel cost adjustment is updated every month to reflect the latest fuel price changes. 

View the latest fuel cost adjustment

This rebate decreases your bill and is set at 1.3 cents per unit.

CLP has made a commitment to return to customers any refunds made by Government in respect of CLP’s claims against Government’s overcharging of our rent and rates over the past years. The actual amount and the eventual time period for this Rent & Rates Special Rebate will be subject to the final resolution of this matter with Government.

This rebate decreases your bill and is offered in 2022 at 2.1 cents per unit

To qualify for the High Load Factor Rider (HLFR), your average monthly total consumption per kVA of average monthly “Maximum Billing Demand” in the preceding 12 months must be more than 500 units per kVA

HLFR lowers the energy charge for each unit over 500 units per kVA of Maximum Billing Demand in the month. The reduction in the energy charge is calculated at the following rate: 

Reduction (cents/unit)

Each of the 501 to 600 unit per kVA of Maximum Billing Demand.

5.2

Each unit over 600 units per kVA of Maximum billing demand.

10.5

Note:

Tariffs and other conditions may be updated from time to time. Learn more about our latest tariff adjustment.

Rate table terms

Term
Refers to...

Unit

One kilowatt-hour (kWh) of electricity.

Monthly

The period of approximately 1 month between a meter-reading (including estimations) and the next meter-reading. 

Maximum billing demand

The higher of on-peak billing demand and off-peak billing demand for the month.

Off-peak period

  • The period between 9pm and 9am every day; and 
  • The full day for Sundays and public holidays

On-peak period

All other hours.

Pro-rated adjustments

If the period between 2 successive meter-readings is outside the 25 to 35 day range, your Energy Charge will be pro-rated.  

Your adjustment will be made as follows:

Applicable block units = Normal block units x N / 30 

N refers to the number of days between two successive meter-readings.

If the billing period is less than 22 days at the beginning or end of supply, your demand charge will be pro-rated.

Your adjustment will be made as follows:  

Billed demand charge = Unadjusted demand charge x P / 30

P refers to the number of days in the period billed at the beginning or end of supply. 

More information

Please refer to our Electricity Tariff Table for 2022 (PDF).

Back to top