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Tata Power Company Ltd. Company History and Annual Growth Details


- The Company was incorporated on 18th September, at Mumbai. The
Company generate and supply Electricity. The Tata Hydro-Electric Power
System comprises the Tata Hydro-Electric Power Supply Co., Ltd., the
Andhra Valley Power Supply Co. Ltd., and the Tata Power Co., Ltd.


- 1,500 Right Equity shares issued at par in prop. 2:5.


- 15,000 partly paid shares fully called up.


- The Company together with its two associated companies decided to
enter into a partnership arrangement with Ebasco India, Ltd., for the
establishment in India of a consulting engineering firm by the name of
'Tata-Ebasco Consulting Engineering Services'.


- 51,536 right equity shares issued at par (prop. 1:10).


- 1,00,000-9.25% pref. shares offered for public subscription.


- A new company under the name Chemical Terminal Trombay, Ltd., was
formed, in participation with other Tata Companies and Elephanta India
Private Ltd., with the object to installation of storage tanks on a
part of the Company's ash disposal area at Trombay and the laying of a
pipeline connecting the storage tanks with the Mumbai Port Trust's pier
at Pir Pau.


- The purchase price of assets under the Khopoli Electric Licence, 1933
was determined by mutual agreement to be Rs 21.50 lakhs plus a solatium
of 10% as provided in the Licence. A substantial portion of the
purchase price was paid to the Company by the Maharashtra State
Electricity Board.


- 1,13,379 bonus shares issued in prop. 1.5.


- The Company set up a new manufacturing facility at Bangalore, for
commercial production of electronic items designed by its R&D lab.

- Interest on 9.5% 'A' pref. shares raised to 11% effective 1.4.1980
and redumption date extended to 1.4.1995. 25,965 pref. shares of
dissenting shareholders redeemed.


- 3,50,000 No. of equity shares issued at par to public in June.
20,000 No. of equity shares issued to financial institutions on part
conversion of 11% Fifth debentures (1981-88).


- The Capacity of set No. 1 at Bhira was uprated from 22 MW to 25 MW.

- The Company cancelled its 86,970-7.5% non-redeemable preference
shares of Rs 100 each with effect from 1st April and allotted to the
holders of these preference shares 86,970-15% secured non-convertible
debentures of Rs 100 each in the proportion 1:1.


- Forfeiture on 255 equity shares annulled, 4,56,350 No. of equity
shares allotted at par to financial institutions upon conversion of


- A new double circuit 22/110 KV transmission line was constructed in
North Mumbai from Borivli to Malad to meet the requirements of
Municipal Corporation of Greater Mumbai besides meeting loads in
Kandivili, Malad, etc. It was commissioned during 1988-89.

- The transmission and distribution network was also strengthened to
maintain reliability of power supply by installation of 2 x 200 MVA,
220/110 KV interconnecting transformers at Trombay, a new 22 KV indoor
switchgear at Saki, new capacitor banks at Saki and Kalyan etc.

- The Company's proposals of 220/110 KV switching station and new 110
KV receiving station at Grant Road were cleared by State and Central
Governments. The Company undertook to install a 180 MW combined cycle
plant at Trombay using gas turbines.


- A generator stator weighing 260 tonnes supplied by KWU W. Germany was
lifted into position along with the boiler drum from BHEL, Trichy. A
110 KV oil filled cables for bulk transmission of power from Carnac to
Backbay was laid to feed BEST's receiving station.

- The Company in participation with Tata Projects Ltd., undertook to
construct a 600 bed Grade I hotel at Tashkant (USSR).


- It was proposed to upgrade the transmission lines from Bhira to
Dharavi from 110 KV to 220 KV. It was commissioned by March 1995.

- Six new outlets for BEST at 33 KV from Carnac receiving stations were
also commissioned during the year.

- Approval from the state and the Central Governments were also
received for the installation of a gas based 180 MW combined cycle
plant at Trombay at a cost of Rs 212 crores to supplement the
generating capacity in the state.

- The Companies are also associated with Siemens in the erection and
commissioning of the mechanical and electrical equipment for the 4 x
130 MW gas turbines and 2 x 150 MW steam turbines at NTPC's combined
cycle power plant at Dadri in Uttar Pradesh.

- 5,875 forfeited equity shares reissued. (Prem. Rs 200).


- The Thermal Unit was shut down for 9 weeks for boiler
re-certification and overhaul and reblading of four stages of the
stationary side of the IP turbine.

- The second 500 MW unit 6 at Trombay was trial synchronised with the
grid on 23rd March.

- The Company took up two major generation projects, viz., 150MW Pumped
Storage Unit at Bhira and a gas-based 180 MW Combined Cycle Plant at
Trombay Thermal Power Station in case of a major system disturbance and
supply power to essential consumers, viz., Railways, BMC, BARC, etc.

- The Company also proposed to undertake overhauling and maintenance
works on gas turbines at Uran in association with Kraftwerke Union, W.

- As per the agreement signed in October, the Company was to seek
clearance for World Bank/IFC loan amounting $ 158 million by 30th
September, 1991.


- The generation at the Trombay thermal station suffered due to
shortage of fuel particularly during the months October to December.

- With a view to upgrade and extend the life of plants, the Company
proposed retrofitting of 150 MW Trombay Unit-4 to ensure efficient
operation and utilisation of generators of Units 1, 2, and 3 as
electrically driven synchronous condensors for power factor

- A new 110 KV substation comprising 2 x 90 MVA, 110/33 KV power
transformers along with 33 KV indoor SF6 switchgear and supervisory
control and data acquisition system was commissioned at Versova.

- A new switching station comprising 3 x 250 MVA, 220/110/33 KV
autotransformers, space saving 245 KV gas insulated switchgear and
supervisory control and data acquisition system was established.

- The Company undertook the projects like: (i) Erection of fourth gas
turbine unit at Dadri near Delhi (ii) KWU/Siemens awarded to the
companies, (iii) Undertook eletrical and I & C equipment installation


- A modern 22 KV indoor SF6 switchgear was installed at Salsette and
also a 60 MVAR new capacitor banks were installed at Versova and Malad.
Apart from these, replacement of 110 KV oil circuit breakers by modern
SF6 breakers at Kalyan, Ambernath, Vikhroli and Salsette receiving
stations and extension of fibre optic communication network were also
carried out.

- During April-May, the Company offered 20,51,555-14% secured
redeemable partly convertible debentures of Rs 500 each on rights basis
in the proportion 1 deb.: 1 equity shares held (all were taken up).
Additional 3,07,733 debentures were allotted to retain

- Another 1,02,578 debentures were issued to the employees on an
equitable basis (all were taken up). Additional 15,387 debentures were
allotted to retain oversubscription.

- In addition 3,50,000 debentures were reserved for allotment to Tata
Sons Ltd., Tata Industries Ltd., Investment Corporation of India Ltd.,
and Ewart Investments Ltd.

- Part-A of Rs 300 of the face value of each debenture was to be
converted into one equity share of Rs 100 each at a premium of Rs 200
per share.

- Part-B of Rs 200 of the face value of each debentures was to be
redeemed on the expiry of 10 years from the date of allotment with an
option to the Board to redeem the same at any time after 7 years from
the date of allotment of debentures.

- 28,27,253 No. of equity shares allotted on part conversion of 14%
debs. (including 3,084 shares allotted after 1st April, 1993).


- The Company proposed to install 2 x 1.25 MW mini hydro generating
units on the existing Bhivpuri tailrace channel by utilising available
tailrace releases from existing power station.

- It was proposed to establish a 110 KV sub-station at Bandra-Kurla
complex to meet power requirement of that area and also to establish a
110 KV power supply point at Mankhurd to meet additional load
requirement of Central Railway.

- The first 120 MW steam turbine at Uran was synchronized and the
second unit was scheduled for synchronization in August 1994.

- 48,76,443 Rights equity shares allotted (Prem. Rs 300; Prop. 1:1).
Another 5,28,165 shares alloted as per GDR issue. 58,345 shares of
right issue kept in abeyance.


- The Trombay Unit-7 steam turbine generator was synchronised on 9th
December, which generated 650 MUS with PLF of 61.9%.

- It was proposed to establish a 110 KV substation at Bandra-Kurala
complex to meet the power requirement in S. Mumbai.

- During the year, the Company undertook the work of strengthening dams
as per designs codes in respect of earthquakes. The Government of
Maharashtra had accorded its permission for rebuilding a dam at

- The set No. 5 at Bhira was rehabilitated by changing the core & coils
and was recommissioned along with a new more efficient 30 MVA generator

- At Vikhroli, an additional 90 MVA, 110/22 KV power transformer was
taken into service to increase the reliability of power supply. Also,
a new 25 MVA, 110/66 KV transformer at Parel was commissioned.

- A MOU was signed between TEC and the Tennesse Valley Authority of USA
for renovation and modernisation of power plants.

- The Second phase of the Trombay combined cycle power project viz. 60
MW steam turbine and associated equipment was commissioned. Work for
commissioning of the unit as pumped storage generation unit was

- During February, the Company issued 91,549 Global Depository Shares
representing 5 ordinary shares of Tata Power Co. Ltd., three ordinary
shares of Andhra Valley Power Supply Co. Ltd. and two ordinary shares
of the Tata Hydro Electric Power Supply Co. Ltd. Accordingly 5,28,165
shares, 3,16,899 shares and 2,11,266 shares were allotted to Tata Power
Co. Ltd., Andhra Valley Power Supply Co. Ltd. and Tata Hydro Electric
Power Supply Co. Ltd. respectively.

- Equity shares subdivided. 77,70,000 No. of equity shares allotted on
private placement basis to associate companies.


- The 150 MW Pumped storage unit was commissioned in the synchronous
condenser mode. The Company undertook the work of modernisation and
renovation of old 12 MW hydro units at Bhivpuri and Khopoli Generating

- The old core laminations of Bhira Generator No. 2 and Khopoli
generator No.2 were replaced by new low loss laminations to reduce core

- The Company provided services to Tata Projects Ltd., for erection and
commissioning of ten new 33 KV sub-station and modification of fifteen
existing 33 KV sub-stations in Abu Dhabi and Al Ain area.

- 1400 shares kept in abeyance issued.

- 56,79,588 No. of equity shares allotted at a prem. as fully paid
pursuant to a contract without payment by reserved in case.


- The 150 MW pumped storage unit at Bhira was commissioned. At Bhira
generating station five 25 MW units were refurbished by installation of
new modern turbine runners of higher efficiency.

- The Company strengthened the existing network by installing new 22KV
indoor switchgear at Vikhroli sub-station, by replacing old oil/air
blast circuit brackers by modern 110 KV breakers at various
sub-stations, by retrofitting and uprating of existing 22 KV ABCBs by
22/33 KV modern SF6 breakers, by installation of new numerical type
relays on transmission lines and by installation of new micro processor
based metering system by replacing existing electro-mechanical type

- The Company installed a major 220 KV underground transmission system
from Dharavi receiving station to Backbay, South Mumbai. The Company
also undertook to implement a 22 KV receiving station at Bandra-Kurla
Complex to provide power supply to various commercial consumers in the
area. To improve the continuous and reliable power supply, the Company
proposed to set up 220 KV switching stations at Parel and Mahalaxmi.

- During the year, the Government of Karanataka awarded the Multi-fuel
based 80 MW power project to the Company.

- 3.62.5 MW thermal generating units at Trombay were converted into
synchronous condensers with a 1.2 MW static frequency converter in the
starting system. Also a 36 KV switchgear with vacuum circuit breakers
were commissioned thereby introducing vacuum breaker technology in
medium voltage distribution TEC system.


- The thermal Units at Trombay operated at an on-line availability of
about 74% and utilization of about 64.3%.

- In order to improve the efficiency at Bhivpuri Generating Station
6x12 MW hydro units were replaced by 3x24 MW units.

- The Tata Group is all set to activate a multi-pronged book entry
operation which will atonce secure a higher stake for Tisco in Tata
Power even while improving the former's cash flows.


- The companies are at various stages of their project proposals to set
up captive power units would increase the companies generation capacity
by approximately 500 MW.

- The company entered into an Joint Venture Agreement with Total Gas
and Power India (a wholly owned subsidiayr of Total) for establishment
of an LNG Terminal at Trombay.


- CRISIL and ICRA have both awarded the highest rating AAA and LAAA
respectively for Debentures upto Rs. 500 crores.

- Trombay Thermal achieved a thermal generation of 7670 Million Units
(MUs) in the year 1998-99 as compared to 7593 MUs in the previous year.

- The Companies have acquired a generating station consisting of a 37.5
MW Unit at Wadi, Karnataka, in January.

- The Company has undertaken to give a sharper focus to growth and
enhancement of shareholder value.

- The Companies have already set up the requisite facilities for
dematerialisation of shares, in accordance with the provisions of the
Depositories Act, 1996, and several members particularly institutional
investors, have availed of these facilities to hold and trade in the
shares in electronic form.

- The Power Purchase Agreement for 81.3 MW Diesel-based Power Plant at
Belgaum, Karnataka was signed with Karnataka Electricity Board.


- The Tata group is set to merge the three Tata Electric Companies -
Tata Power, Andhra Valley Power Supply Company, and Tata Hydro-Electric
Power Supply.

- Reliance Infocom, BSES TeleCom, Tata Power Company Ltd. and Internet
services provider Caltiger are gearing up to offer internet telephony
services, the moment the government makes it legal.

- Tata Power Ltd is in talks to acquire as many as four independent
power projects most of which are owned by international power majors,
in Madhyra Pradesh, Karnataka and Tamil Nadu.

- Tata Power Company has obtained 'A' licence as Internet service
provider which enables it to operate throughout the country.

- Mr. A.M. Sahni has been appointed as Wholetime Director of the
company with effect from November 27.


- The company which is fast emerging as a key company in the Tata
group, may hive off its telecommunications business into a separate

- Tata Power Company Ltd on September 3rd, decided to sell its stake
consisting of 45 lakh shares in Tata Liebert Ltd (TLL), at Rs 170 per
share, to Emerson Electric (Mauritius) Ltd.

- The Tata Group has steadily hiked its holding in Tata Power to 32.36
per cent as on September 30, from 31 per cent on April 1 and less than
25 per cent on April 1, 2000, when group companies Andhra Valley and
Tata Hydro were merged into Tata Power.


-Signs an agreement with Power Grid Corporation of India Ltd. for 'Tala Transmission Line'

-Tata Group declared the successful bidder in the disinvestment process initiated by the Govt. of India in VSNL

-120 MW Unit 3 at the Jojobera Power Plant of the Company at Jamshedpur commences commercial production

-Tata Power acquires North North-West Delhi Distribution Co. Ltd. (Discom-III), a distribution company belonging to the Delhi Vidyut Board (DVB), which supplies power to north and north-western Delhi

-Delhi government signs share-holding agreement with Tata Power for power distribution in the captal

-Bags Good Corporate Citizen award by Bombay Chamber of Commerce for the year 2001-02

-Mr. Firdose A Vandrevala appointed as Managing Director of the company

-BSES files suit against Tata Power Company with Maharashtra Electricity Regulatory Commission, saying that it is poaching on its consumer base in violation of its terms of license


-Signs subscription agreement with Power Trading Corporation of India Ltd. to acquire upto 1,00,00,000 equity shares of Rs 10 each aggregating to Rs 100 million in one or more tranches

-Submits its expression of interest (EoI) to participate in Tata Sons' share buyback programme

-Ties up with the UK-based energy major British Petroleum to jointly estimate the 2,184 mw Dabhol power project

-Managing Director Mr. Firdose A Vandrevala elected as chairman of the Confederation of Indian Industry (CII) western region

-Awarded the contract for supply and construction of 180 KM long 400 KV Double Circuit Transmission Line from Palandur to Chandrapur (Maharashtra) By Power Grid Corporation of India Ltd.

-Enforces integrated automated system module developed by SAP

-Power Grid Corporation of India Ltd (PGCIL) enters into a joint venture with Tata Power to develop a 1,200 km long transmission line

-Maharashtra Electricity Regulatory Commission (MERC) ropes in Tata Power Company (TPC) for the formulation of draft rules and regulations stipulated under the newly notified Electricity Act 2003

-Enters into Shareholders Agreement with Power Grid Corporation of India Ltd. and Tala-Delhi Transmission Ltd. for implementation of the 400 KV Tala Transmission Line Project

-Supreme Court in an important ruling seeks Tata Power Company (TPC) to pay around 20% towards arrears of standby charges of Rs 4110-cr during the period of April 1999 and June 2003

-Tata Power infuses Rs 352 crore in the group's telecom businesses, Rs 25 crore and Rs 115 crore in Tata Teleservices, the group's basic telephony flagship, and in Tata Teleservices (Maharashtra), respectively

-Approaches Bombay High Court against an order issued by Maharashtra Electricity Regulatory Commission (MERC), which restricts the company to provide power to retail consumers

-Members approve delisting from 3 stock exchanges (Delhi, Pune & Ahmedabad)

-Bags $8.9 million order brom Bangladesh power grid project

-Power Grid Corporation of India Ltd awards contract for supply and construction of the 400 kV Vishnuprayag -Muzaffarnagar Double Circuit Transmission line totalling 100 route KM in the state of Uttaranchal

-Jointly develop the 330 MW Srinagar Hydro Power Project in Uttaranchal with Synergies Hydro Asia (SHA), at an estimated cost of Rs 16500 million

-Maharashtra Govt. took back its nominee from the company board

-Started construction of its merchant power plant under the new 'Electricity Act 2003', at Jojobera in Jharkhand.

-The company entered into a Joint Venture Agreement with Power Grid Corporation of India Ltd. to set up a 1200 km power transmission line from Siliguri in West Bengal to Mandola in Uttar Pradesh.

In addition to the 330 MW Shrinagar project and 120 MW project at Jojobera, the company also has plans to set up new power projects.

-Company has appointed Mr A J Engineer as the Additional Director of the Company wef November 19, 2003.

-TPC has tendered an unconditional apology to Maharashtra Electricity Regulatory Commission (MERC) for supplying power below 1,000 kVa to an industrial estate from the Mumbai suburbs.

-Duncans North Hydro Power becomes a fully owned subsidiary of Tata Power

-Tata Power buys out 100-pc stake in Duncans North Hydro Power Company

-Tata Power Company Ltd has informed that the Ahmedabad Stock Exchange (ASE) has informed the company that wef January 15, 2004 the companies securities will stand delisted from ASE.


-Tata Power Co, Reliance Energy Ltd poised to acquire Dhabol


-Tata Power acquires 100% equity stake of Tata Power Trading Co. Pvt. Ltd.

-Tata Power Company has floated a wholly owned subsidiary for the power trading business and applied to the Central Electricity Regulatory Commission (CERC) for a countrywide trading licence. Christened Tata Power Trading Company, the subsidiary has been incorporated with a paid up capital of around Rs 2 crore.

-Unveils special purpose vehicle (SPV) under the name of Tata Power Trading Company Private Limited (TPTCPL) for undertaking inter-state trading of power in the country

-Tata Power Company Ltd has on April 5, 2004 signed a Development Agreement with GAIL India Ltd & BP to jointly participate in evaluating the Dabhol gas and power opportunity.

-Tata Power Co. Ltd. has nominated Mr. Sanjay Bhatia as the State Government Director on the Board of the Company in place of Mr. Jayant S Kawale

-The Union Government on May 20, 2004, cleared Tata Power Company's trading licence

-Tata Power Company MOU with National Power Company of Al-Zamil Group, Kingdom of Saudi Arabia

-Tata Power Trading Company Ltd (TPTCL), a wholly owned subsidiary of the Tata Power Company (TPC), has been awarded the first ever power trading licence by the Central Electricity Regulatory Commission (CERC)


-Tata Power signs generation pact with DVC on Maithon Project

-Tata Power enters into an agreement for sale of shares in Tata Power Broadband


-Tata Power joins hands with Siemens

-Tata Power Company Ltd has informed that, the State Government has nominated Mr Jayant S Kawale as the State Government Director on the Board of the Company in place of Mr Sanjay S Bhatia. At its meeting held on November 27, 2006, the Board of Directors of the Company appointed Mr Kawale as the Nominee Director with immediate effect.


-Tata Power Company Ltd on January 24, 2007 has announced that the Company has signed a MoU with the Government of Chhattisgarh for the setting up of a 1000 MW coal fired mega power plant in the State.

- Tata Power Company Ltd has appointed Mr. Anil K Sardana as Executive Director of the Company with effect from March 01, 2007.

-Tata Power Company Ltd has informed that the State Government has nominated Mr. Rahul Asthana as the State Government Director on the Board of the Company in place of Mr. Jayant S Kawale. Mr. Asthana has been appointed as the State Government Director effective March 30, 2007.

-Tata Power Company Ltd on has announced the acquisition of the Coastal Gujarat Power Ltd, a Special Purpose Vehicle (SPV) formed for Mundra Ultra Mega Power Project (UMPP). A formal execution of the documents took place between Power Finance Corporation (PFC) and Tata Power, under the auspices of Ministry of Power, Delhi.

- Tata Power has roped in Korea-based Doosan Heavy Industries and Construction Ltd for supercritical boilers for its Mundra ultra mega power project.

-Tata Power Company Ltd has appointed Mr. Anil Kumar Sardana as an Additional Director of the Company effective August 09, 2007.


-Tata Power Company Ltd has appointed Dr. R H Patil and Mr. P G Mankad as Additional Directors of the Company with effect from July 03, 2008.


- Tata Power Company Ltd has informed regarding a Press Release dated January 12, 2009 titled Tata Power signs an MOU with Government of Gujarat to explore setting up of 5 MW each of Geothermal and solar power plants.

- Tata Power Company Ltd has appointed Mr. A K Basu as an Additional Director of the Company effective March 26, 2009.
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