Settlement system under Open Access

Terms & meaning Open Access – Non-discriminatory Access to Tr. System Nodal RLDC – RLDC where the Drawee utility is located Applicant - Who applies for OA Customer - Who is granted OA

Category of OA Tx. Advance - Reservation of Cap. up to a max. of 3 months (for each month) First Come First Serve – Reservation of Cap. if any, after allotment to Adv. Applicants (upto a max of next 3 months) Day Ahead/ Reservation of Cap. On Day ahead/ Contingency - Reservation of Cap. On Day ahead/ same day basis, if any after allotment to Day Ahead

Philosophy To avoid pan-caking of charges Reduce cost of power/ burden on end user Encourage transactions Reasonable levy of charges for the usage Fair compensation to the Long term user of Tr. System Fair compensation to the Owner of Tr. System Reasonable charges to RLDC/SLDCs

Processing of Advance Applications for next 3 months 10/5/1 day (17.30hrs) prior in a month for 2nd/3rd/4th month Dead Line for Receipt of Application Request for Consent from SLDC/RLDC Next Day to due date(12.00hrs) Issue of Consent by SLDC/RLDC SAME DAY 20.00HRS Next day 12.00hrs Request Applicant for a revised Tr. Cap. Next day 12.00hrs WITHIN 5 DAYS No Check for any Tr. Congestion ? Yes Approval Still Tr. Congestion ? Next day 11.00hrs No Revised MW/Duration by Applicant Yes E-bidding 4th day after due date 3 working days after issue. Commence- ment of Tx. Approval Payment of STOA ch. WITHIN 5 DAYS

Non-utilisation of Reserved Tr. Capacity Non-utilization (full/substantial) by Customer Suo-Motu by Nodal RLDC Intimation by Customer To Nodal RLDC Notice to Customer 1 day Revised Approval Forfeit of STOA ch. For 2 days/ balance period of Tx. Reallottment to Another Applicant

Curtailment in case of Tr. constraint No No refund Yes Refund Pro-rata Charges of Curtailed Capacity

Settlement of Energy Charges Trader Energy Charges Seller Buyer Trader Trader’s commission charges

Settlement of STOA Charges Nodal RLDC CTU Application fee STU/ licensee charges All STUs involved 75% to Long term Customers Nodal RLDC ISTS+ IR link charges CTU 25%of ISTS to CTU for Augmentation Is OA Granted? Yes Operating Charges For RLDCs All RLDCs involved Operating Charges For SLDCs All SLDCs involved

Bilateral Transaction charges 1) Application fee Rs.5000 per each transaction (Non-refundable) Along with application for Adv/FCFS Within 3 working days for DA/Contingency 2) Transmission Charges a) Regional/CTU Tr. Ch. Rs.80/MWh (ps 8/u) for within region Rs.160/MWh (ps 16/u) for b/w adjoining regions Rs.240/MWh (ps 24/u) for wheeling by one or more regions b) STU/SEB/Tr. Licencee Tr. Ch. To be paid only if the Tx is not internalised. as specified by SERC or Rs.80/MWh (ps 8/u)

Bilateral Transaction charges Operating Charges Rs. 2000/day for each Tx. For each RLDC involved For each SLDC involved (only if not internalised)

Internalisation Mostly in case where unbundling has not take place ( ex. SEBs, vertically integrated utilities etc.) For own use, Tx is internalised For use by a third party, Not internalised. If internalised Certificate to be submitted No transmission charges for concerned STU/Tr. Licencee No operating charges for concerned SLDC

Mode of payment to Nodal RLDC Bank draft/ at par cheque/ electronic money transfer No outstation cheque Within 3 working days Transaction-wise payment details to be submitted in Format -VII

Default 0.04% simple interest for each day of delay/default Nodal RLDC may not schedule the Transaction Entertain further application in future till dues are cleared

Other Charges 1) Energy charges As negotiated mutually based on market conditions, demand-supply position Rate need not be disclosed to RLDCs To be directly settled between buyer /seller Trader to collect and disburse May be influenced by losses, trading marigin etc. Charged on energy as reflected in monthly REA REA to furnish figures @Buyer/seller periphery, IR periphery, Peak/offpeak , Discomwise etc.

Other Charges Trading marigin @4ps/u if cost of power =< ps350/u

Revision in OA schedule Only for Advance/ FCFS Min. 2 days notice/request excluding the day of revision Scheduled OA charges for 2 days to be foregone OA charges corresponding to Downward revision to be refunded To be reconciled for previous month and refunded within 15 days of current month

Disbursement Nodal RLDC to Reconcile all charges for previous month Disburse to all stake holders within 10 days in current month Disbursement of CTU charges to concerned RTS STU charges to concerned STU/SEB Operating charges to concerned RLDCs Operating charges to concerned SLDCs

Disbursement RTS to retain 25% of CTU transmission charges Balance 75% to give credit in their Transmission Bill (as per weighted Average entitlement to each Long term customer)

Refund When to refund ? A) Incase of curtailment due to transmission constraints B) Incase of revision in Schedule How much to refund ? A) Pro-rata charges for the energy curtailed B) Retain a minimum of five days of OA charges(Tr and Op ch.) and Refund balance OA charges (transmission charges and operating charges) for the reduction in Energy Deadline for Refund : Within 15 days of current month for Tx curtalied/revised in previous month

Indemnification No responsibility to Nodal RLDC In case of Default Indemnify RLDC/ SLDC harmless from All damages/ losses/ claims/ costs etc.

Internalization As Declared in the Application Buyer/Seller is said to be internalised : If they are Directly connected to CTU (ex. SEBs, CGS etc.) In case of an Embedded Customer where The Connected STU is not yet unbundled In case of organizations where full commercial separation is not in place When STU charges and losses are not published If the power purchase rate includes the Tr. Ch. And Losses Implications if internalised : No Transmission charges No Scheduling/ operating charges No Normative Losses

Non-Internalization As Declared in the Application Buyer/Seller is said to be Not Internalised If Buyer/Seller is embedded customer (CPP, IPP, HT consumer etc.) in a not-yet unbundled SEB In an unbundled state setup case If Buyer/Seller is a Power purchase centre, Discom in an unbundled setup Implications if Not internalised : Transmission charges to be paid Scheduling/ operating charges to be borne Normative Losses applicable

Normative Losses for Scheduling STOA AP: 4.2% KPTCL: 4.06% DVC: 2.82% WB: 3.9% DTL: 1.5% CSEB:4.03% MP: 4.9% Maharashtra: 4.85% OPTCL:4.5% Rajasthan: 4.4% only for Embedded KSEB: 0.75% TNEB: 1.75%

KAYAMKULAM CCGT(NTPC) STOA OF KSEB(KYCPP) - TNEB 0000 HRS – 2400 HRS 150MW AT KYCPP EXBUS POINT for 31 days CUSTOMER: TNEB TRADER: - INJECTING UTILITY : KYCPP, (KSEB) (Not Internalised) KERALA DRAWEE UTILITY TNEB (Internalised) TAMILNADU CAPACITY APPROVED 150 MW DAILY PERIOD 0000-2400 HRS DATE OF COMMENCEMENT 01-10-08 DATE OF EXPIRY 31-10-08 KAYAMKULAM CCGT(NTPC)

KAYAMKULAM CCGT(NTPC) STOA OF KSEB(KYCPP) - TNEB 0000 HRS – 2400 HRS 150MW AT KYCPP EXBUS POINT for 31 days FROM 01-08-07 TO 31-08-07, THROUGHOUT THE DAY APPLICATION PROCESSING FEE Rs 5000 PER TRANSACTION SCHEDULING CHARGES PER DAY Rs 2000 FOR SRLDC Rs 2000 FOR KSEB KERALA TAMILNADU TRANSMISSION CHARGES PER MW PER DAY Rs 30/ MWh FOR CTU-SR Rs 30/ MWh FOR KERALA TOTAL TRANSMISSION CHARGE PER UNIT 6.12/. Ps KAYAMKULAM CCGT(NTPC) MORE DETAILS

HVDC BACK TO BACK AT GAZUWAKA IN SR STOA OF WBSEB - PCKL (0000 – 1700 & 2300 – 2400 HRS) 50 MW AT INJECTION POINT FOR 21.11.08 KAR WB SR CTU HVDC BACK TO BACK AT GAZUWAKA IN SR ER CUSTOMER: NVVN TRADER: NVVN INJECTING UTILITY WBSEB (Not Internalised) DRAWEE UTILITY PCKL (Not Internalised) INTERVENING REGIONAL LINK ER-SR DAILY PERIOD 0000-1700 & 2300-2400 HRS CAPACITY APPROVED 50 MW DATE OF COMMENCEMENT 21-11-08 DATE OF EXPIRY 21-11-08

HVDC BACK TO BACK AT GAZUWAKA IN SR STOA OF WBSEB - PCKL (0000 – 1700 & 2300 – 2400 HRS) 50 MW AT INJECTION POINT FOR 21.11.08 EXPORT AT WB 50 MW LOSSES IN WB 4% AT ER- WB PERIPHERY 48 MW WB LOSSES IN ER 3% ER AT ER-SR PERIPHERY 46.56 MW HVDC BACK TO BACK AT GAZUWAKA IN SR LOSSES IN SR 3.67% SR CTU AT KPTCL PERIPHERY 44.85 MW LOSSES IN KPTCL 4.06% KAR PCKL RECEIVES 43.23 MW TOTAL LOSSES FOR TRANSACTION 2.77 MW

STOA OF WBSEB - PCKL (0000 – 1700 & 2300 – 2400 HRS) 50 MW AT INJECTION POINT FOR 21.11.08 APPLICATION PROCESSING FEE Rs 5000 PER TRANSACTION SCHEDULING CHARGES PER DAY Rs 2000 FOR WBLDC Rs 2000 FOR ERLDC Rs 2000 FOR SRLDC Rs 2000 FOR Karnataka LDC WB ER TRANSMISSION CHARGES PER MWh PER DAY Rs 30/MWh FOR WBTCL Rs 30/MWh FOR CTU-ER Rs 30/MWh FOR CTU-SR Rs 32.833/MWh FOR KPTCL HVDC BACK TO BACK AT GAZUWAKA IN SR SR CTU KAR TOTAL TRANSMISSION CHARGE PER UNIT 12.2833 Ps/U

HVDC BACK TO BACK AT BHADRWATHI IN WR MPTRADECO-APPCCB THROUGH LANCO (1200 HRS – 1800 HRS) 100 MW AT INJECTION POINT for 26.08.08 AP WR GRID MP HVDC BACK TO BACK AT BHADRWATHI IN WR CUSTOMER: LANCO TRADER: LANCO INJECTING UTILITY MPTRADECO (Not Internalised) DRAWEE UTILITY APPCC (Not Internalised) INTERVENING REGIONAL LINK WR-SR CAPACITY APPROVED 100 MW DAILY PERIOD 1200-1800 HRS DATE OF COMMENCEMENT 26-08-08 DATE OF EXPIRY 26-08-08

HVDC BACK TO BACK AT BHADRWATHI IN WR MPTRADECO-APPCCB THROUGH LANCO (1200 HRS – 1800 HRS) 100 MW AT INJECTION POINT for 26.08.08 AP WR GRID MP HVDC BACK TO BACK AT BHADRWATHI IN WR EXPORT AT MP 100 MW LOSSES IN MP 4% AT MP PERIPHERY 96.0 MW LOSSES IN WR 4% AT WR-SR PERIPHERY 92.16 MW CTU LOSSES IN SR 4.05% AT SR-AP PERIPHERY 88.83 MW LOSSES IN AP 4.53% APPCC RECIEVES 84.42 MW TOTAL LOSSES FOR TRANSACTION 15.57 MW

HVDC BACK TO BACK AT BHADRWATHI IN WR MPTRADECO-APPCCB THROUGH LANCO (1200 HRS – 1800 HRS) 100 MW AT INJECTION POINT for 26.08.08 AP WR GRID MP HVDC BACK TO BACK AT BHADRWATHI IN WR APPLICATION PROCESSING FEE Rs 5000 PER TRANSACTION SCHEDULING CHARGES PER DAY Rs 2000 FOR MP SLDC Rs 2000 FOR WRLDC Rs 2000 FOR SRLDC Rs 2000 FOR APLDC TRANSMISSION CHARGES PER MW PER DAY Rs. 30/MWh FOR MPTCL Rs 30/MWH FOR WR CTU Rs 30/MWH FOR SR CTU Rs 53.3/MWH FOR APTRANSCO TOTAL TRANSMISSION CHARGE PER UNIT 14.33 Ps/U.

STOA OF BANNARI AMMAN SUGARS -APPCC, 10 MW FROM 0000 HRS – 2400 HRS FROM 09-11-08 TO 12-11-08 CUSTOMER: TATA AP KAR TRADER: TATA INJECTING UTILITY BANNARI AMMAN SUGARS (KPTCL) (Not Internalised) DRAWEE UTILITY APPCC (Not Internalised) INTERVENING REGION SR CAPACITY APPROVED 10 MW DAILY PERIOD 0000 HRS – 2400 HRS DATE OF COMMENCEMENT 09-11-08 DATE OF EXPIRY 12-11-08

STOA OF BANNARI AMMAN SUGARS -APPCC, 10 MW FROM 0000 HRS – 2400 HRS FROM 09-11-08 TO 12-11-08 EXPORT AT BANNARI 10 MW LOSSES IN KARNATAKA 4.06% AP KAR AT KPTCL PERIPHERY 9.594 MW LOSSES IN SR 3.45% AT AP PERIPHERY 9.263 MW LOSSES IN AP 4.53% AT AP PERIPHERY 9.263 MW TOTAL LOSSES FOR TRANSACTION 11.56 MW

STOA OF BANNARI AMMAN SUGARS -APPCC, 10 MW FROM 0000 HRS – 2400 HRS FROM 09-11-08 TO 12-11-08 APPLICATION PROCESSING FEE Rs 5000 PER TRANSACTION AP KAR SCHEDULING CHARGES PER DAY Rs 2000 FOR KP LDC Rs 2000 FOR SRLDC Rs 2000 FOR AP LDC TRANSMISSION CHARGES PER MW PER DAY Rs. 32.833/ MWh FOR KPTCL Rs 30 / MWH FOR CTU-SR Rs 53.3 / MWH FOR APTRANSCO TOTAL TRANSMISSION CHARGE PER UNIT 11.6133 Ps./U

CALCULATION FOR THE SHORT TERM CUSTOMER FOR THE TRANSACTION OF KYCPP – TNEB OF NVVNL (150 MW) BACK

DVC – Jaipur WHEEL THROUGH SR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW FROM 01.01.08 to 31.01.08 CUSTOMER: TATA HVDC BACK TO BACK AT VINDHYACHAL IN WR TRADER: TATA WB RAJASTHAN INJECTING UTILITY DVC (Not Internalised) DVC JAIPUR NR DRAWEE UTILITY JAIPUR (DISCOM) (Not Internalised) ER WR INTERVENING REGION SR & WR SR INTERVENING REGIONAL LINK : ER-SR SR-WR WR-NR HVDC BACK TO BACK AT BHADRWATHI IN WR INTERVENING STATE TRANSMISSION UTILITY RRVPN CAPACITY APPROVED 50 MW DAILY PERIOD 0000-1700 & 2300-2400 hrs HVDC BACK TO BACK AT GAZUWAKA IN SR DATE OF COMMENCEMENT 01-01-08 DATE OF EXPIRY 31-01-08

DVC – Jaipur WHEEL THROUGH SR, WR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW FROM 01.01.08 to 31.01.08 EXPORT AT DVC 50 MW VINDHYACHAL HVDC & Gwalior-Agra LOSSES IN DVC 2.82% AT ER-SR PERIPHERY 48.59 MW NR RAJASTHAN WB LOSSES IN ER 3% DVC AJMER AT ER-SR PERIPHERY 47.13 MW LOSSES IN SR 4.0% ER AT SR-WR PERIPHERY 45.25 MW WR LOSSES IN WR 4% SR AT WR-NR PERIPHERY 43.44 MW HVDC BACK TO BACK AT BHADRWATHI IN WR LOSSES IN NR 3.5% AT NR-RAJ.PERIPHERY 41.92 MW LOSSES IN RAJASTHAN 4.4% HVDC BACK TO BACK AT GAZUWAKA IN SR JAIPUR RECIEVES 40.07 MW TOTAL LOSSES FOR TRANSACTION 9.93 MW

DVC – Jaipur WHEEL THROUGH SR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW FROM 01.01.08 to 31.01.08 HVDC BACK TO BACK AT VINDHYACHAL IN WR APPLICATION PROCESSING FEE Rs 5000 PER TRANSACTION RAJASTHAN NR DVC WB AJMER SCHEDULING CHARGES PER DAY Rs 3000 FOR ERLDC Rs 3000 FOR SRLDC Rs 3000 FOR WRLDC Rs 3000 FOR NRLDC Rs 2000 FOR RAJASTHAN ER WR HVDC BACK TO BACK AT BHADRWATHI IN WR SR HVDC BACK TO BACK AT GAZUWAKA IN SR

DVC – Jaipur WHEEL THROUGH SR (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW FROM 01.01.08 to 31.01.08 HVDC BACK TO BACK AT VINDHYACHAL IN WR TRANSMISSION CHARGES Rs./MW/Day Rs 647 FOR CTU-ER Rs 1909 FOR ER-SR LINK Rs 843 FOR CTU-SR Rs 1311 FOR SR-WR LINK Rs 357 FOR CTU-WR Rs 600 FOR WR-NR LINK Rs 594 FOR CTU-NR Rs 3159 FOR STU-RAJASTAN RAJASTHAN NR DVC WB AJMER ER WR HVDC BACK TO BACK AT BHADRWATHI IN WR TOTAL TRANSMISSION CHARGE PER UNIT 39.25 Ps/U (AS PER PRESENT RATES 22.12Ps/U) SR HVDC BACK TO BACK AT GAZUWAKA IN SR

HVDC BACK TO BACK AT GAZUWAKA IN SR Dadri URS Power– AP through ER (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW on 21.11.08 CUSTOMER: NVVN NR DADRI TRADER: NVVN INJECTING UTILITY DADRI (Internalised) WB AJMER ER DRAWEE UTILITY APPCC (Not Internalised) INTERVENING REGION ER AP INTERVENING STATE TRANSMISSION UTILITY APTRANSCO CAPACITY APPROVED 50 MW HVDC BACK TO BACK AT GAZUWAKA IN SR DATE OF COMMENCEMENT 21-11-08 DATE OF EXPIRY 21-11-08

HVDC BACK TO BACK AT GAZUWAKA IN SR Dadri URS Power– AP through ER (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW on 21.11.08 EXPORT AT Dadri 50 MW NR LOSSES IN NR 4.5 % DADRI AT NR-ER PERIPHERY 47.75 MW WB LOSSES IN ER 3.4% AJMER ER AT ER-SR PERIPHERY 46.12 MW LOSSES IN SR 3.67% AT CTU-AP PERIPHERY 44.43 MW LOSSES IN AP 4.2% AP AT AP DISCOMS RECIEVE 42.57 MW TOTAL LOSSES FOR TRANSACTION 7.43 MW HVDC BACK TO BACK AT GAZUWAKA IN SR

TOTAL TRANSMISSION CHARGE PER UNIT HVDC BACK TO BACK AT GAZUWAKA IN SR Dadri URS Power– AP through ER (0000 HRS – 1700 HRS AND 2300-2400 HRS) 50 MW on 21.11.08 APPLICATION PROCESSING FEE Rs 5000 PER TRANSACTION NR DADRI SCHEDULING CHARGES PER DAY Rs 2000 FOR NBLDC Rs 2000 FOR ERLDC Rs 2000 FOR SRLDC Rs 2000 FOR AP LDC WB WB AJMER ER ER TRANSMISSION CHARGES PER MWh PER DAY Rs 30/MWh FOR CTU-NR Rs 30/MWh FOR CTU-ER Rs 30/MWh FOR CTU-SR Rs 53.3/MWh FOR APTRANSCO AP TOTAL TRANSMISSION CHARGE PER UNIT 14.33 Ps/U HVDC BACK TO BACK AT GAZUWAKA IN SR