Stock Exchange Intimations.

Board Meeting – Audited Financial Results for the Quarter and Half Year Ended 30th September 2026

Disclosure of information under Regulation 30 of SEBI (LODR) Regulations 2015, Reply to clarification sought on spurt in volume of CPCL Shares

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS 2015 – APPOINTMENT OF SHRI RITESH KUMAR GOLCHHA (DIN: 02195963), AS NON EXECUTIVE INDEPENDENT DIRECTOR ON THE BOARD OF CPCL

Reconciliation of Share Capital Audit — Regulation 76 of the SEBI (Depositories and Participants) Regulations, 2018

COMPLIANCE WITH REGULATION 74(5) OF SEBI (DEPOSITORIES & PARTICIPANTS) REGULATIONS, 2018

Intimation of Window Closure Period - CHENNPETRO / 500110 / INE178A01016

Intimation of Credit Rating under Regulations 30 of the SEBI (Listing Obligations
and Disclosure Requirements) Regulations 2015

60TH AGM RECORDINGS

Voting Results of 60th Annual General Meeting for the year 2025-26 held on 26th August 2026

Summary of proceedings of the 60th Annual General Meeting held on Wednesday, 26th August 2026

NEWSPAPER CLIPPINGS - “REVISED NOTICE OF 60th ANNUAL
GENERAL MEETING”

INTIMATION FOR RESCHEDULING OF 60TH ANNUAL GENERAL MEETING OF THE
COMPANY ON 26TH AUGUST 2026 (WEDNESDAY) AT 12:00 NOON (IST)

NEWSPAPER CLIPPINGS - “NOTICE OF 60th ANNUAL GENERAL MEETING"

BUSINESS RESPONSIBILITY AND SUSTAINABILITY REPORT OF THE COMPANY FOR THE FY 2025-26

NOTICE OF 60th ANNUAL GENERAL MEETING (AGM) OF THE COMPANY

INTEGRATED ANNUAL REPORT FOR FY 2025 - 26 INCLUDING NOTICE OF 60th ANNUAL GENERAL MEETING (AGM) OF THE COMPANY

60th ANNUAL GENERAL MEETING OF THE COMPANY FOR THE YEAR 2025-26

NEWSPAPER CLIPPINGS - “PUBLICATION OF AUDITED STANDALONE & CONSOLIDATED FINANCIAL RESULTS FOR THE QUARTER ENDED 30.06.2026

Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015 - Press Release

FIXATION OF RECORD DATE FOR THE PURPOSE OF FINAL DIVDEND FOR THE YEAR 2025-26

Reconciliation of Share Capital Audit — Regulation 76 of the SEBI (Depositories and Participants) Regulations, 2018

Board Meeting – Audited Financial Results for the Quarter Ended 30th June 2026

COMPLIANCE WITH REGULATION 74(5) OF SEBI (DEPOSITORIES & PARTICIPANTS) REGULATIONS, 2018

Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations 2015

INTIMATION FOR CREDIT RATING ASSIGNED BY CREDIT RATING AGENCIES

Change in Company Secretary & Compliance Officer

Grant of Navratna Status to Chennai Petroleum Corporation Limited (CPCL) - Disclosure under Regulation 30 of SEBI (LODR) Regulations, 2015

Intimation of Window Closure Period -CHENNPETRO / 500110 / INE178A01016

Annual Secretarial Compliance Report for the year ended 31st March 2026

NEWSPAPER CLIPPINGS - “PUBLICATION OF AUDITED STANDALONE & CONSOLIDATED FINANCIAL RESULTS FOR THE QUARTER AND YEAR ENDED 31.03.2026

Audio Recording of Post Results Conference Call - Q4 (FY 2025-26)

Audio Recording of Post Results

Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015 - Press Release

Disclosure under Regulation 30 of SEBI (LODR) Regulations 2015 - Intimation of Conference Call with Investor/Analyst

Board Meeting – Audited Financial Results for the Quarter and Year Ended 31st March 2026 and Declaration of Dividend, if any.

Reconciliation of Share Capital Audit — Regulation 76 of the SEBI (Depositories and Participants) Regulations, 2018

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS 2015 – APPOINTMENT OF SHRI V.C. ASOKAN (DIN: 11646048), AS NON-EXECUTIVE NOMINEE DIRECTOR ON THE BOARD OF CPCL

COMPLIANCE WITH REGULATION 74(5) OF SEBI (DEPOSITORIES & PARTICIPANTS) REGULATIONS, 2018

CESSATION OF SHRI M ANNADURAI (DIN: 10870538), AS NON-EXECUTIVE NOMINEE DIRECTOR ON THE BOARD OF CPCL

CESSATION OF MR. RAVI KUMAR RUNGTA, (DIN: 00993270) AND DR. C.K.SHIVANNA, (DIN: 09398521), AS INDEPENDENT DIRECTORS OF CHENNAI PETROLEUM CORPORATION LIMITED W.E.F 28.03.2026

Intimation under Regulation 30 of SEBI (LODR) Regulations, 2015, Appointment of Cost Auditor

OUTCOME OF THE BOARD MEETING – Interim Dividend for the Year 2025-26

Board Meeting - Declaration of Interim Dividend, if any, for the FY 2025-26

Intimation of Window Closure Period - CHENNPETRO / 500110 / INE178A01016

Newspaper advertisement of the Notice to shareholders of Chennai Petroleum
Corporation Ltd. - Special Window for re-lodgment of transfer requests of
Physical Shares.

INTIMATION FOR CREDIT RATING ASSIGNED BY CREDIT RATING AGENCIES

NEWSPAPER CLIPPINGS - “PUBLICATION OF AUDITED STANDALONE & CONSOLIDATED FINANCIAL RESULTS FOR THE QUARTER AND NINE MONTHS ENDED 31.12.2025

Reconciliation of Share Capital Audit — Regulation 76 of the SEBI (Depositories and Participants) Regulations, 2018

Board Meeting – Audited Financial Results for the Quarter Ended 31st December 2025

Compliance with Regulation 74(5) of SEBI (DEPOSITORIES &
PARTICIPANTS) Regulations, 2018

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS 2015 –APPOINTMENT OF SHRI S.G. VENKATESH (DIN: 0008823140), AS DIRECTOR (TECHNICAL) ON THE BOARD OF CPCL

Intimation of Window Closure Period - CHENNPETRO / 500110 / INE178A01016

Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements)
Regulations 2015

INTIMATION FOR CREDIT RATING

NEWSPAPER CLIPPINGS - “PUBLICATION OF AUDITED STANDALONE & CONSOLIDATED FINANCIAL RESULTS FOR THE QUARTER AND HALF-YEAR ENDED 30.09.2025

Disclosure of information under Regulation 30 of SEBI (LODR) Regulations 2015, Reply to clarification sought on spurt in volume of CPCL Shares

Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements)
Regulations, 2015 - Press Release

Board Meeting - Financial Results for the Quarter and Half Year Ended 30th September 2025

Reconciliation of Share Capital Audit — Regulation 76 of the SEBI (Depositories and Participants) Regulations, 2018

Compliance with Regulation 74(5) of SEBI (DEPOSITORIES &
PARTICIPANTS) Regulations, 2018

Intimation of Window Closure Period - CHENNPETRO / 500110 / INE178A01016

Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements)
Regulations 2015

Summary of proceedings of the 59th Annual General Meeting held on Monday, August 25th, 2025

NEWSPAPER CLIPPINGS - “NOTICE OF 59th ANNUAL GENERAL MEETING"

BUSINESS RESPONSIBILITY AND SUSTAINABILITY REPORT OF THE COMPANY FOR THE FY 2024-25

INTEGRATED ANNUAL REPORT FOR FY 2024 - 2025 INCLUDING NOTICE OF 59th ANNUAL GENERAL MEETING (AGM) OF THE COMPANY

NOTICE OF 59th ANNUAL GENERAL MEETING (AGM) OF THE COMPANY

REVISED CUT-OFF DATE FOR E-VOTING – 59TH ANNUAL GENERAL MEETING

Voting Results of 59th Annual General Meeting for the year 2024-25 held on 25th August 2025

Intimation of Appointment of Registrar and Transfer Agent of the Company

Newspaper clippings - “publication of audited standalone & unaudited consolidated financial results for the quarter ended 30.06.2025"

Newspaper advertisement – Public Notice to Shareholders - Special Window for Re-Lodgement of Transfer requests of Physical Shares in reference to SEBI Circular dated July 02,2025.

Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure
Requirements) Regulations, 2015 - Press Release

E-mail Communication to members of Chennai Petroleum Corporation Ltd. — Deduction of tax at source on Dividend for the year 2024-25

59th ANNUAL GENERAL MEETING OF THE COMPANY FOR THE YEAR 2024-25

NEWSPAPER CLIPPINGS - “RECORD DATE NOTICE - FINAL DIVIDEND FOR THE YEAR 2024-25"

FIXATION OF RECORD DATE FOR THE PURPOSE OF FINAL DIVDEND FOR THE
YEAR 2024-25

Board Meeting - Financial Results for the Quarter Ended 30th June 2025

Reconciliation of Share Capital Audit — Regulation 76 of the SEBI
(Depositories and Participants) Regulations, 2018

Compliance with Regulation 74(5) of SEBI (DEPOSITORIES &
PARTICIPANTS) Regulations, 2018

Intimation of Window Closure Period - CHENNPETRO / 500110 / INE178A01016

Intimation under Regulation 30 of SEBI (LODR) Regulations, 2015, Appointment of Secretarial Auditor

Disclosure of information under Regulation 30 of SEBI (LODR) Regulations
2015, Reply to clarification sought on spurt in volume and price

Intimation under Regulation 30 of SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015 - Press Release

Disclosure of information under Regulation 30 of SEBI (LODR) Regulations 2015, Investment Proposal for Production of Group – II/III Lube Oil Base Stock (LOBS)

Reg30 (Fine imposed by NSE/BSE)

Regulation 24A (Annual Secretarial Compliance Report for the year ended March 31, 2025 )

Intimation under Regulation 30 of SEBI (LODR) Regulations, 2015, Approval for Retail Marketing Rights to Chennai Petroleum Corporation Limited

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS 2015 –
APPOINTMENT OF SHRI. MANOJ KUMAR PANDEY (DIN: 11111277) AS
NON-EXECUTIVE INDEPENDENT DIRECTOR ON THE BOARD OF CPCL

Transcripts of Post Results Conference Call - Q4 (FY 2024-2025) held on 02.05.2025

Outcome-of-Conference-Call

Audio link for Chennai Petroleum Corp Ltd Q4 FY25 Earnings Conference Call

REG 30 : Intimation of Q4 (FY 2024-2025) Post Results Conference Call

NEWSPAPER CLIPPINGS - PUBLICATION OF AUDITED STANDALONE & CONSOLIDATED FINANCIAL RESULTS FOR THE QUARTER AND YEAR ENDED 31.03.2025

Board Meeting Intimation April 2025

Reg 30 - Interim Stay Order dt.15.04.2025

MOA & AOA

Reg76 Reconciliation of Share Capital Dt. 31-03-2025

Compliance with Regulation 74(5) of SEBI (DEPOSITORIES & PARTICIPANTS) Regulations, 2018

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS 2015 – APPOINTMENT OF SHRI.H. SHANKAR (DIN: 08845247), AS MANAGING DIRECTOR, CPCL.

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS 2015 – APPOINTMENT OF SHRI. RAVI KUMAR RUNGTA (DIN 00993270) AND DR. C.K. SHIVANNA (DIN 09398521), AS NON-EXECUTIVE INDEPENDENT DIRECTOR ON THE BOARD OF CPCL

CLOSURE OF TRADING WINDOW FROM 01.04.2025 TILL 48 HOURS AFTER PUBLICATION OF FINANCIAL RESULTS FOR THE FOURTH QUARTER AND YEAR ENDED 31.03.2025

REG 30_20 March 2023

REG 30 FINES

REG30 (OUTCOME OF ANALYST / INSTITUTIONAL INVESTORS MEETING

Investor Meet -reg30

Reg 30-TNPCB(6.24cr)

Reg-30-SEBI-LODR-TNPCB-Michaung

NEWSPAPER CLIPPINGS OF FINANCIAL RESULTS (Q3)

Integrated Filing (Financial)

Compliance Certificate under Regulation 13(3) of SEBI

BM Intimation

Compliance with Regulation 74(5) of SEBI (DEPOSITORIES & PARTICIPANTS) Regulations, 2018

Regulation 39 of SEBI (LODR) Regulations, 2015 – Loss / Issue of Letter of Confirmation

Trading Window Closure for the Quarter and Nine Months ended 31.12.2024

Reg30_18122024

Reg39_17122024

REG-30 Appointment of Nominee Director (IOCL) - Shri M Anna Durai

REG-39

REG-30 (APPOINTMENT OF SHRI ARVINDER SINGH SAHNEY)

REG-30 (CESSATION OF DIRECTORS)

Reg30_25112024

REG 30 Fines

Reg30_18112024

Reg39_14112024

Reg30_05112024

Reg30(11)

Reg39_25102024

Reg30_25102024

Reg30_24102024

BM INTIMATION - 22.10.2024 (TUESDAY)

Reg39_14102024

Reg13(3)

Reg76_14102024

Reg74(5)_05102024

Reg 39_27092024

TRADING WINDOW CLOSURE FOR THE QUARTER & HALF YEAR ENDED 30.09.2024

Reg30_13092024

Reg30_11092024

Reg30_02092024

Reg30_01092024

Reg39_23082024

Reg39_13082024

Reg44_09082024

Reg30_08082024

MGT_7_CPCL_2024

Reg-30-Upgradation-to-SCH-A-1

Reg30_30072024

Reg30_27072024

Statutory Register

BM-Intimation

Reg 39

Reg30 (Cessation of Managing Director)

Reg30 (Newspaper Clippings - "Notice of 58th AGM")

Reg34(1) - IAR F.Y 2023-24

Reg34(2)(f) - BRSR F.Y 2023-24

Regulation 76 of SEBI (Depositories and participants) Regulations, 2018 for the quarter ended 30.06.2024

Reg13(3) - Statement of Investor Grievances for the Quarter ended 30.06.2024

Intimation-of-58th-AGM-Date

Reg30_09072024

Record-Date-Intimation

Reg39_05072024

Reg-74(5)

Intimation-of-Trading-Window-Closure-to-SE

Reg39_22062024

Reg39_14062024

Reg 30_30052024

ASCR-2023-2024

Reg 30 (Fine by BSE & NSE)

Reg-30-SEBI-LODR

Reg 39 (20.05.2024)

Earnings Call (Transcript)

APPOINTMENT OF NON EXECUTIVE NOMINEE DIRECTOR - SHRI SUBHAJIT SARKAR

Cessation of Nominee Director - Ms.Sukla mistry

Investor Conference Call - Chennai Petroleum Corporation Limited - Monday, 29 April, 2024

Investor Conference Call - Chennai Petroleum Corporation Limited - Monday, 29 April, 2024 - Time: 03.00 PM IST (Audio Recordings)

Reg39_29042024

Publication of Audited Financial Results (Standalone & Consolidated) for the Quarter and Year ended 31.03.2024

LC Discl Annexure A

LC-Discl-Axxexure-B2

Reg 30 - Investor meet Concall (Rescheduled on 29.04.2024)

Reg30 Investor Concall

Board meeting Intimation On 24.04.2024

Reg13(3)

Reg-4010_09042024

Reg76_090402024

Reg7(3) 03042024

Reg74(5) 03042024

Reg39_31043024

Regulation 30 – Approval for revised Project cost, Capital Structure, revised equity Contribution and Execution Philosophy of CBRPL project

TRADING WINDOW CLOSURE INTIMATION FOR THE FOURTH QUARTER & FINANCIAL YEAR ENDING 31.03.2024

Reg 30 - 25.03.2024 (Resignation of Independent Director)

Disclosure of information under Regulation 30 of SEBI (LODR) Regulations 2015

Reg39 21032024

Regulation 39 of SEBI (LODR) Regulations, 2015 – Loss / Issue of Duplicate Share Certificate -19/03/2024

Regulation 39 of SEBI (LODR) Regulations, 2015 – Loss / Issue of Duplicate Share Certificate -11/03/2024

Reg39_05032024.

Reg39_20022024.

Reg39_13022024.

Reg39_02022024

Newspaper Clippings "Publication of Un-audited Financial Results (Standalone & Consolidated) for the Quarter ended 31.12.2023 (24.01.2024)

Reg39_24012024

UNAUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND NINE MONTHS ENDED 31st December, 2023

Reg39_17012024

360th Board meeting Intimation

Reg76

Reg13-3

Reg74(5)

Reg35_09012024

Reg39_09012024

Reg 39 3 03012024

Reg 39 3 29122023

Reg 39 3 26122023

Trading-window-Closure-Intimation_Stock-Exchange.pdf

Reg 39 3 18122023

Reg 39 3 08122023

Reg-39-3_01122023

Reg-39-3_28112023

Reg39 (3) 22112023

Appointment of Shri Inder Jeet as Director

Reg39 (3) 07112023

Reg39 (3) 27102023

UNAUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND HALF YEAR ENDED 30.09.2023

Reg39-3_20102023

Reg3(5)_19102023

Board Meeting Intimation - Regulation 29(1) & (2) of the SEBI (LODR) Regulations, 2015

Reg39-3_17102023

Paymentintimation7daysQuarterlycompliance

Payable-intimation-30.09.2023-5-days-before-sign

Reg-745-Depositories-participants

Reg 13 (3) Investor Grievances- 30.09.23

Reg 76 of SEBI Reconcilliation of sharecapital

Reg39(3)Disclosure_09102023

Reg39(3)Disclosure_04102023

Reg39(3)Disclosure

Trading_Window_Closure_Intimation

Reg39(3)Disclosure_12092023(2)

Reg39(3)Disclosure_12092023(1)

Reg39(3)Disclosure_12092023

Reg39(3)Disclosure

Reg39(3)Disclosure

Reg30_and_Reg44_Intimation_AGMProceedings_VotingResults

Reg30Intimation_57th_AGM_Notice_Paper_Publication

INTIMATION UNDER REGULATION 30 — CHANGE IN DIRECTOR

REG34(2)_Business_Responsibility_and_Sustainability_Report

57th_AGM_FY2022_2023_Intimation

Reg39(3)Disclosure

Reg30Intimation_PaperAdd_26072023

UNAUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER ENDED 30th JUNE, 2023

Record_Date_Intimation_EquityDividend

BM_Notice

Reg39(3)Disclosure_17072023

Reg39(3)Disclosure_10072023

Reg39(3)Disclosure_03072023

Reg39(3)Disclosure_02072023

Trading_Window_Closure_Intimation

Reg39(3)Disclosure_24062023

Reg39(3)Disclosure_20062023

Reg39(3)Disclosure_01062023

Reg24_ASCR

Reg39(3)Disclosure_29052023

Reg39(3)Disclosure_19052023

Reg39(3)Disclosure_16052023

Reg39(3)Disclosure_04052023

Concall_Transcript

Large_Corporate_InitialDisclosure_2023

Large_Corporate_Annual_Disclosure_2023

AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND YEAR ENDED 31ST MARCH, 2023

Reg30(Intimation)_Concall Invite

Reg393Disclosure_21042023

Reg7_3_

Reg40_10_

Reg13_3_

Reg74(5)

Reg39(3)Disclosure_19042023

Reg3(5)

BM_Notice

Trading Window Closure Intimation

Reg39(3)Disclosure_29032023

Reg30Intimation_Appointment of Independent Director

Reg39(3)Disclosure_22032023

Reg39(3)Disclosure_17032023

Q3 Results - Business Standard 27.01.2023

Q3 Results - Business Line - 27.01.2023

Q3 Results - The Hindu - 27.01.2023

Reg30Intimation_Appointment_and_Cessation

Reg30 Intimation_Investor Meet

STATEMENT OF UNAUDITED STANDALONE FINANCIAL RESULTS FOR THE QUARTER AND NINE MONTHS ENDED DECEMBER 31, 2022

Reg39(3)Disclosure_13012023

Board Meeting Notice

Regulation 39 (3) of SEBI (LODR) Regulations, 2015

Trading Window Closure - Intimation

9 MMPTA Refinery Project at Nagapattinam CPCL-IOCL sign Joint Venture Agreement

Reg39 (3) Disclosure

Reg30(2)Intimation_CessationofIndependentDirector

Reg30(2)Intimation_AppointmentofStatutoryAuditorsforFY2022-23

Unaudited Financial Results ( Standalone & Consolidated) for the Quarter and Half year ended 30th September 2022

BM Notice

RSCA

REG74(5)

REG13(3)

Trading_Window_Closure_CPCL_30092022

Reg30Intimation_InvestorsMeet

56th AGM - Outcome and Scrutinizer's Report

Reg30Intimation_FormationofJointVenture

Reg30Intimation_Resumptionof100%ProductionCapacity

Regulation 30 of the SEBI (LODR) Regulations, 2015 — Restriction in Production Capacity to 75% - TamilNadu Pollution Control Board (TNPCB) Notice dated 06.08.2022

Reg30Intimation_PaperAdd_56thAGMNotice_Tamil

56thAGM_Record&Cut_OffDate_Intimation

Reg30Intimation_PaperPublication_56thAGMNotice

Communication to Shareholders on Dividend TDS

Regulation30Intimation_CessationofIndependentDirectors

Reg30Intimation_CancellationofInvestorMeet

Reg30Intimation_InvestorMeet_Revised

Reg30Intimation_AppointmentofSecretarialAuditor_FY2022_23

UN-AUDITED FINANCIAL RESULTS ( STANDALONE & CONSOLIDATED) FOR THE QUARTER ENDED 30th JUNE, 2022

Reg74(5)Compliance_Certificate

Board_Meeting_Notice

Reg30(2)Intimation_Appointment_of_RTA

Reconciliation of Share Capital Audit

Reg13(3)

MR130092022priorintimation574.002

Trading Window Closure - Stock Exchange Intimation

MRNCDInterestpayment23062022

Spurt In Volume - BSE Reply

Investors Meet - Final Call Transcript

Spurt in Volume - Reply

Reg30Intimation_Revised

Reg30Intimation

AUDITED FINANCIAL RESULTS (STANDALONE & ÇONSOLIDATED) FOR THE QUARTER AND YEAR ENDED 31 ST MARCH, 2022

Annual_Disclosure_31032022

Initial_Disclosure_31032022

BM NOTICE

Reg 57(5) Intimation

MX-M265NV_20220413_150003

Reg40(10)

RSCA_CPCL_31032022

Reg7(3)

CPCL- Details of Complaints for the quarter ended as on 31.03.2022

Trading Window Closure Intimation

Reg30Disclosure_18032022

Reg39(3)Disclosure

UN-AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND NINE MONTHS ENDED 31ST DECEMBER, 2021

CPCL- Quarter ended Complaints as on 31.12.2021

BoardMeeting_Notice

ShareCapitalAuditReport

TradingWindowClosure_Intimation

Reg30Intimation_InvestorCall

Reg30_Intimation_Investor_Call

Reg30Intimation_AppointmentofDirectors

Reg30Intimation_Cessation

UN-AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND HALF YEAR ENDED 30TH SEPTEMBER, 2021

REG76_SCA_REPORT

CPCL- quarter ended Complaints as on 30.09.2021

Reg29_Intimation

Regulation57(4)Intimation

Regulation57(5)Intimation

TradingWindowClosure_StockExchangeIntimation

Reg30Intimation_InvestorsMeet

Reg30Intimation_Appointment_Shri.ArvindKumar_MD_CPCL

Reg44Intimation_VotingResults

Reg30Intimation_ProceedingsofAGM

Reg30Intimation_55th_AGM_Chairman_Speech

Reg30(2)Intimation_Cessation

Reg 30 Intimation - Paper Publication dt. 11.08.2021 and 12.08.2021 - Addendum to Notice of 55th AGM

Stock Exchange Intimation - Addendum to Notice dated 25.06.2021

Reg30Intimation_Appointment_and_CessationofDirector

55th_Annual_General_Meeting_Intimation

Board Meeting Notice

ShareCapitalAuditReport

CPCL- Details of Complaints as on 30.06.2021

Debt Interest Payment Record Date Intimation

Reg30Intimation_30062021

Reg24(A)Filing_ASCR_080621

Reg52(5)Certificate

NSEReply17052021

BSEReply17052021

Regulation 23 (9) of SEBI (LODR) Regulations, 2015 — Disclosure of Related Party Transactions

AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND YEAR ENDED 31" MARCH, 2021

IOCL Disclosure on SEBI (SAST) Regulations, 2011

Large Corporate - Annexure A (1)

Large_Corporate_Annexure_B1

NICO Disclosure on SEBI (SAST) Regulations, 2011

Reg13(3)

Reg7(3)Certificate

Reg40(9)Certificate

Share_Capital_Audit_Report

Board_Meeting_Notice_16042021

TradingWindowClosureIntimation

Reg39(3)Disclosure

Reg30 Intimation_InvestorMeet

Financial Year 2020-2021 - Q3

340th BOARD MEETING - REVISED NOTICE

Board_Meeting_Notice - news paper advt

Reconciliation of Share Capital Audit - Regulation 76 of the SEBI (Depositories and Participants) Regulations, 2018

Board_Meeting_Notice

Corporate Governance

Reg39(3)Intimation05012021

Reg39(3)Intimation10122020

Shareholding Pattern

Trading Window Closure Intimation

Reg30Intimation_Cessation_14122020

Reg30Intimation_AnalystConferenceCall_Outcome

Analyst Conference Call

UN-AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND HALF YEAR ENDED 30TH SEPTEMBER, 2020

Reg23(9)Disclosure

339th Board_Meeting_Notice

Corporate Governance_NSE

Reconciliation of Share Capital Audit Report

Reg7(3)Certificate

Reg13(3)Statement

Reg30 Intimation_Appointment

Reg30 Intimation_Cessation

Reg40(9) Certificate

Shareholding Pattern

Trading Window Closure_Intimation

Reg44Disclosure_VotingResults

Reg30Intimation_ProceedingsofAGM

Reg30Intimation_ChairmansSpeech

NOTICE OF 54th AGM AND INFORMATION ON E-VOTING (TAMIL)

NOTICE OF 54th AGM AND INFORMATION ON E-VOTING (ENGLISH)

Notice of 54th Annual General Meeting, Closure of Register of Members and Share Transfer books and intimation of Remote E-Voting facility and e-voting during AGM

UN-AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER ENDED 30TH JUNE, 2020

INTIMATION UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS, 2015 – APPOINTMENT OF SHRI.MANOJ SHARMA, ED (OPERATIONS), IOCL, AS A DIRECTOR ON THE BOARD OF CPCL

INTIMATION UNDER REGULATION 30 OF SEBI (LISTING OBLIGATIONS AND DISCLOSURE REQUIREMENTS) REGULATIONS, 2015 — APPOINTMENT OF NON-EXECUTIVE CHAIRMAN

338th Board Meeting Notice - Regulation 29 (1) & (2) of the SEBI (LODR) Regulations, 2015 — Un-Audited Financial Results for the Quarter ended 30.06.2020

DISCLOSURE UNDER REGULATION 30 OF SEBI (LODR) REGULATIONS, 2015 — CESSATION OF DIRECTOR

Winding up of National Aromatics and Petrochemicals Corporation Limited

Intimation on impact of Covid Pandemic in CPCL

Reg30(1)Disclosure_Implementing_9_MMTPA_Refinery

Reg23(9)Disclosure_RPT

AUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND YEAR ENDED 31st MARCH, 2020

REG76_Share_Capital_Audit

Reg_7(3)_Certificate

Reg13(3)Disclosure

Shareholding Pattern

Corporate Governance

APPOINTMENT OF MR.S.KRISHNAN AS DIRECTOR(OPERATIONS)

Letter dt.28.02.2020 to BSE - Reconstitution of Audit Committee

Letter dt.28.02.2020 to NSE - Reconstitution of Audit Committee

Reg30INTIMATION_ISSUEOFNCD_SERIES_I_2020

REG30(2)INTIMATION

UNAUDITED FINANCIAL RESULTS (STANDALONE & CONSOLIDATED) FOR THE QUARTER AND NINE MONTHS ENDED 31srDECEMBER, 2019

Reg30Disclosure11122019

BSECorporateGovernance

Reg30(2)Intimation

CPCL_Q REPORTS

ReconciliationofShareCapitalAudit

Shareholding Pattern

BMNoticeandTradingWindowClosure

Redemption of Commercial Paper - RecordDateIntimation

Reg30IntimationAppointmentofIndependentDirector

Corporate_Governance_Report (2)

ReconciliationofShareCapitalAudit30092019

Reg7(3)CertificateMRF

Reg39(3)Disclosure16102019

Reg39(3)Disclosure28102019

Reg39(3)IssueofDuplicateShareCertificate

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