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Sikkim Renewable Energy Tariff Regulations

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HIGHLIGHTS

 

Technology wise Net Tariff

--

Tariff Period

Technology

Year

Wind

13

Small hydro below 5 MW

35

Small hydro (5 MW to 25 MW)

13

Solar PV projects, solar thermal projects

25

Biomass, biomass gasifier, biogas

20

Non-fossil fuel based cogeneration

13

 

Control Period

3 financial years, final year of which will be FY 2014-15. If regulations for next control period is not notified until the commencement of the next control period, these regulations prevail.

 

Useful Life of a Plant

Technology

Year

Wind, solar PV, solar thermal

25

Small hydro

35

Biomass with Rankine cycle technology, biomass gasifier, biogas, non-fossil fuel based cogeneration

20

 

Capital Cost

Technology

Capital Cost (in Rs. lakh/MW)

Wind

575.00

SHP below 5 MW

770.00

SHP between 5 MW and 25 MW

700.00

Solar PV

1000.00

Solar thermal

1300.00

Biomass with Rankine Cycle Technology

445.00

Biomass Gasifier

550.00

Biogas

1100.00

Non fossil fuel based cogeneration

420.00

All capital costs are for FY 2012-13, and subject to indexation formula as given in regulation.

 

Operation and Maintenance (O&M) Expenses

Technology

O&M Expenses (in Rs. lakh/MW)

Wind

9.00

SHP below 5 MW

25.00

SHP between 5 MW and 25 MW

18.00

Solar PV

11.00

Solar thermal

15.00

Biomass with Rankine Cycle Technology

24.00

Biomass Gasifier

40.00

Biogas

40.00

Non fossil fuel based cogeneration

16.00

  • O&M Expenses are for FY 2012-13
  • O&M Expenses shall be escalated at the rate of 5.72% per annum

Interest Rate on Loans

State bank advance rate prevalent during the previous year plus 150 basis points

Depreciation

5.83% for first 12 years and remaining depreciation spread over remaining useful life of the project from 13th year onwards

Return on Equity

  • Pre-tax 20% per annum for the first 10 years.
  • Pre-tax 24% per annum 11th year onwards.

Interest on Working Capital

Average State bank of India base rate prevalent during first six months of previous year plus 350 basis points.

 

OTHER PROVISIONS

 

Tariff Structure and Design

Generic, single part, levellised tariff

Merit Order Dispatch Principle

  • All renewable energy plants except biomass plants with capacity of 10 MW and above shall not be subject to merit order dispatch principle.
  • Biomass power plants with capacity of 10 MW and above shall be subject to scheduling and dispatch as specified in the state grid code regulations.
  • Wind power plants with sum of generation capacity of 10 MW and above and connected at 33 KV and above shall be subject to scheduling and dispatch.
  • Solar power plants with capacity of 5 MW and above and connected at 33 KV and above shall be subject to scheduling and dispatch.

Subsidy or/and Incentives by Government

  • The commission shall take into account any subsidy or incentive offered by the central or state government including accelerated depreciation if availed in time of determination of tariff.
  • In case generation based incentive is notified for a particular project the same shall be deducted from tariff of such generating stations.

Rebate

  • 2% for payment through letter of credit
  • 1% for payments not through letter of credit within a period of one month from presentation of bills.

Late Payment Surcharge

  • 1.25% per month for payments beyond a period of 60 days from the date of billing

Links

http://www.sserc.in/final_regulations

References

http://www.sserc.in/draft-regulations/sikkim-state-electricity-regulatory-commission-terms-and-conditions-determinatio-1

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