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Security Deposits


Currently security deposit is waived for residential customers when they sign up to Diamond Electric's plans


The calculation of the Security Deposit is 2 months electricity bills and the formula is: 
(Average monthly consumption based on the latest 3 months electricity consumption) multiply by (The current regulated tariff)  multiply by (2 months)

Business customers – In the event that no historical billing information is available, kindly contact our customer service hotline at6-DIAMOND (6342-6663).


Based on the business customer’s monthly average electricity consumption, the Security Deposit amount may adjust from time to time in accordance to the formula above.

Schedule of Third-party rates

DescriptionRateUnitParty Charged To
EMC Charges
Energy Market Company Administration Charges (EMC Fees)variable$ / kWhDiamond Electric
Power System Operator Administration Charges (PSO Fees)variable
Hourly Energy Uplift Rebate (HEUR)variable
Monthly Energy Uplift Charges (MEUC)variable
Allocated Regulation Price (AFP)variable
Uniform Singapore Energy Price (USEP)variable
Transmission Use-of-System Charges
Peak Period Charges $                                     0.0568$ / kWhDiamond Electric
Off Peak Period Charges $                                     0.0427
Recurring Market Support Service Charges
Meter Reading and Data Management $                                         2.33$ / meterDiamond Electric
Market Development and Systems Charge $                                0.004263$ / kWh
Retail Settlement Uplift  $                                0.001217$ / kWh
Telephone Line Subscription used for Remote Meter Reading (if applicable)Fixed Line: $13.38/month
GSM Line: $16.05/month
$ / accountConsumer
Value Added Services
Paper Bill (if applicable)$1.07$ / billConsumer
AMI Installation Fee (if applicable)$42.80$ / meterConsumer
Other Charges
GIRO Admin. Charge per GIRO Rejection$1.07$ / timeConsumer
Credit/Debit/Cheque Admin. Charge per Payment Rejection $5.35$ / timeConsumer
Account Closure / Ad-hoc Meter Reading$10.70 / $21.40$ / timeConsumer
Express Closure Fee (For Freedom Plans only) $32.10$ / timeConsumer

*Electricity tariffs are regulated by the Energy Market Authority (EMA) and are revised every three months. The current regulated tariff is 24.24 cents/kWh without GST and 25.94 cents/kWh with GST (1 January to 31 March 2020) 


Please view Terms & Conditions here.



There will be a charge of $10.70 (inclusive of GST) for account closure collected on behalf of SP Services in the event you close your account directly with us.

You may contact us at Tel : 6-DIAMOND (6-342-6663, +65 6342-6663 from overseas) or Email : for more information. 

Early Termination

The formula to calculate the early termination penalty is:

(50% of the average monthly bill based on the last 3 months’ bills) multiply by (number of unfulfilled contract months)


Supposed your last 3 months bills is $90, $140 and $130. Your average monthly bill is $120. 

You have 3 months remaining in your contract, when you want to proceed with an early termination, the amount is:

50% x ($120) x 3 months = $180


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Powering Singaporean homes and businesses

Diamond Energy Merchants Pte. Ltd. 

Electricity Retail licence no. EMA/RE/009
Company registration no. 201116636
All rights reserved 2019

1 CleanTech Loop, #02-08 CleanTech One, Singapore 637141
Tel 6342 6663 | Fax 6692 7741

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