For Basic Information of the Company:
MASTER DATA
http://www.mca.gov.in/mcafoportal/viewCompanyMasterData.do
INDEX OF CHARGES
http://www.mca.gov.in/mcafoportal/showIndexOfCharges.do
SIGNATORY DETAILS
http://www.mca.gov.in/mcafoportal/viewSignatoryDetails.do
CHECKING OF ANNUAL FILING STATUS OF A COMPANY
http://www.mca.gov.in/mcafoportal/showCheckFilingStatus.do
FOR CHECKING STRUCK OFF COMPANIES:
http://www.mca.gov.in/MinistryV2/stk7publicnotices5.html
FOR CHECKING OF DISQUALIFIED DIRECTORS
http://www.mca.gov.in/MinistryV2/disqualifieddirectorslist.html
CHECKING RULES, NOTIFICATIONS, CIRCULARS & ORDER
http://www.mca.gov.in/MinistryV2/companiesact2013.html
Related links:
GOVERNMENT OF INDIA
https://india.gov.in/my-government
RESERVE BANK OF INDIA
INVESTOR EDUCATION & PROTECTION FUND
INSOLVENCY & BANKRUPTCY BOARD OF INDIA