| 13 Aug 2025 | Quarterly Results | - | 
                                    
                                        
                                            | 28 May 2025 | Audited Results | - | 
                                    
                                        
                                            | 11 Feb 2025 | Quarterly Results | - | 
                                    
                                        
                                            | 12 Nov 2024 | Quarterly Results | (Revised) | 
                                    
                                        
                                            | 12 Aug 2024 | Quarterly Results | - | 
                                    
                                        
                                            | 02 Jul 2024 | Others | Inter alia, to consider and approve a proposal for raising of funds by way of issuance of redeemable preference shares through Private Placement. | 
                                    
                                        
                                            | 01 Jul 2024 | Increase in Authorised Capital | - | 
                                    
                                        
                                            | 23 May 2024 | Audited Results | - | 
                                    
                                        
                                            | 09 Feb 2024 | Quarterly Results | - | 
                                    
                                        
                                            | 11 Nov 2023 | Quarterly Results | (Revised) | 
                                    
                                        
                                            | 09 Aug 2023 | Quarterly Results | - | 
                                    
                                        
                                            | 31 May 2023 | Preferential issue of shares | - | 
                                    
                                        
                                            | 26 May 2023 | Audited Results | - | 
                                    
                                        
                                            | 13 Feb 2023 | Quarterly Results | - | 
                                    
                                        
                                            | 20 Jan 2023 | Quarterly Results & Others | - | 
                                    
                                        
                                            | 17 Nov 2022 | Quarterly Results | (Revised) | 
                                    
                                        
                                            | 01 Oct 2022 | Quarterly Results | - | 
                                    
                                        
                                            | 04 Aug 2022 | Audited & Quarterly Results | - | 
                                    
                                        
                                            | 21 Mar 2022 | Audited Results | - | 
                                    
                                        
                                            | 20 Jun 2019 | Audited Results | (Revised) | 
                                    
                                        
                                            | 13 Jun 2018 | Others | Mr. Rajeev Kumar Bansal has been appointed as the Chief Financial Officer of the Company with effect from 13th June, 2018. | 
                                    
                                        
                                            | 14 Feb 2018 | Quarterly Results | - | 
                                    
                                        
                                            | 14 Nov 2017 | Quarterly Results | - | 
                                    
                                        
                                            | 10 Aug 2017 | Quarterly Results | - | 
                                    
                                        
                                            | 30 May 2017 | Audited Results & Dividend | - | 
                                    
                                        
                                            | 18 Feb 2017 | Others | 1.Change the Name of Company as may be approved. 2. To conduct postal Bullot process for seeking approval of  the Shareholders. | 
                                    
                                        
                                            | 09 Feb 2017 | Quarterly Results | - | 
                                    
                                        
                                            | 11 Nov 2016 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Jul 2016 | Quarterly Results | - | 
                                    
                                        
                                            | 30 May 2016 | Audited Results & Dividend | Take note of re-appointment of Mr. Sham Sunder Dhawan as the Whole Time Director of the Company w.e.f. April 26, 2016 for a further term of 2 years. | 
                                    
                                        
                                            | 12 Feb 2016 | Quarterly Results | - | 
                                    
                                        
                                            | 09 Nov 2015 | Quarterly Results | The execution of a fresh Listing Agreement with BSE & NSE for continuing admission of the Equity Shares of the Company on both the aforesaid Stock Exchanges. | 
                                    
                                        
                                            | 13 Aug 2015 | Audited Results & Dividend | - | 
                                    
                                        
                                            | 08 May 2015 | Quarterly Results | - | 
                                    
                                        
                                            | 11 Feb 2015 | Quarterly Results | - | 
                                    
                                        
                                            | 10 Nov 2014 | Quarterly Results | - | 
                                    
                                        
                                            | 27 Aug 2014 | Audited Results & Dividend | - | 
                                    
                                        
                                            | 14 May 2014 | Quarterly Results | - | 
                                    
                                        
                                            | 07 Feb 2014 | Quarterly Results | - | 
                                    
                                        
                                            | 11 Nov 2013 | Quarterly Results | - | 
                                    
                                        
                                            | 29 Aug 2013 | Audited Results & Dividend | - | 
                                    
                                        
                                            | 06 May 2013 | Quarterly Results | - | 
                                    
                                        
                                            | 04 Feb 2013 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Nov 2012 | Audited Results & Dividend | - | 
                                    
                                        
                                            | 05 Nov 2012 | Quarterly Results | - | 
                                    
                                        
                                            | 08 Aug 2012 | Quarterly Results | - | 
                                    
                                        
                                            | 14 May 2012 | Quarterly Results | - | 
                                    
                                        
                                            | 06 Feb 2012 | Quarterly Results | - | 
                                    
                                        
                                            | 01 Dec 2011 | Audited Results & Dividend | - | 
                                    
                                        
                                            | 10 Nov 2011 | Quarterly Results | - | 
                                    
                                        
                                            | 08 Sep 2011 | Others | - | 
                                    
                                        
                                            | 11 Aug 2011 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Apr 2011 | Quarterly Results | (Revised) | 
                                    
                                        
                                            | 02 Feb 2011 | Quarterly Results | - | 
                                    
                                        
                                            | 02 Dec 2010 | Audited Results & Dividend | To fix the date, time and venue for the 54th Annual General Meeting of the Company. | 
                                    
                                        
                                            | 27 Oct 2010 | Quarterly Results | - | 
                                    
                                        
                                            | 03 Aug 2010 | Quarterly Results | - | 
                                    
                                        
                                            | 14 May 2010 | Quarterly Results & Others | To increase in the borrowing limits of the Company upto Rs. 2000 Crs & to consider creation of charge / hypothecation / mortgage on the assets / properties of the Company through postal ballot. | 
                                    
                                        
                                            | 28 Jan 2010 | Quarterly Results | - | 
                                    
                                        
                                            | 20 Nov 2009 | Audited Results, Dividend & Others | To increase in Authorized Share Capital of the Co. from Rs. 500,000,000 to Rs. 700,000,000 & to raise funds through QIP/GDR/FCCBs/ Preferential allotment for an aggr. sum not exceeding Rs. 400 Crs. | 
                                    
                                        
                                            | 30 Oct 2009 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Jul 2009 | Quarterly Results | - | 
                                    
                                        
                                            | 29 Apr 2009 | Quarterly Results & Others | To consider the vast business potential in power Sector and increasing incentives/benefits from Government of India, the Company forays into Power Generation, Distribution and Transmission sector. | 
                                    
                                        
                                            | 30 Jan 2009 | Quarterly Results | - | 
                                    
                                        
                                            | 25 Nov 2008 | Audited Results | - | 
                                    
                                        
                                            | 31 Oct 2008 | Quarterly Results | - | 
                                    
                                        
                                            | 29 Jul 2008 | Quarterly Results | - | 
                                    
                                        
                                            | 26 Apr 2008 | Quarterly Results | - | 
                                    
                                        
                                            | 31 Jan 2008 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Nov 2007 | Audited Results & Final Dividend | Inter alia, to fix the date, time and venue for the 51st Annual General Meeting of the Company. | 
                                    
                                        
                                            | 27 Oct 2007 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Jul 2007 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Apr 2007 | Quarterly Results | - | 
                                    
                                        
                                            | 24 Jan 2007 | Quarterly Results | - | 
                                    
                                        
                                            | 02 Jan 2007 | Others | Increase in the limit of investment by Foreign Institutional Investors (FIIs). | 
                                    
                                        
                                            | 28 Nov 2006 | Accounts & Dividend | - | 
                                    
                                        
                                            | 16 Oct 2006 | Quarterly Results & Others | - | 
                                    
                                        
                                            | 31 Jul 2006 | Quarterly Results & Others | To consider the acquisition of Equity Shares of PSL Engineering Pvt Ltd. | 
                                    
                                        
                                            | 17 May 2006 | To issue & allot equity shares/Warrants | To Offer, issue and allotment of Equity Shares, Warrants and / or any other instruments convertible into Equity Shares whether optionally or otherwise Global Depository Receipts / American Depository. | 
                                    
                                        
                                            | 27 Apr 2006 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Jan 2006 | Quarterly Results & Interim Dividend | Scheme of Arrangement Merger of PSI Engineering Pvt. Ltd. &  To consider shifting of Registered Office from the State of Uttar Pradesh. | 
                                    
                                        
                                            | 30 Nov 2005 | Accounts | - | 
                                    
                                        
                                            | 30 Jul 2005 | Quarterly Results | - | 
                                    
                                        
                                            | 28 Jul 2005 | Quarterly Results | - | 
                                    
                                        
                                            | 07 May 2005 | Others | To consider the allotment of 1,00,00,000 warrants to the proposed allottees. | 
                                    
                                        
                                            | 30 Apr 2005 | Quarterly Results | - | 
                                    
                                        
                                            | 23 Mar 2005 | Issue of warrants | 1. Issue of 1,00,00,000 (one crore) warrants convertible into Equity Shares of the Company. 2. Fixation of date, time & venue of Extra-Ordinary General Meeting of the Company for the aforesaid issue. | 
                                    
                                        
                                            | 31 Jan 2005 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Oct 2004 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Jul 2004 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Apr 2004 | Quarterly Results | - | 
                                    
                                        
                                            | 31 Jan 2004 | Quarterly Results | - | 
                                    
                                        
                                            | 29 Oct 2003 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Jul 2003 | Quarterly Results | - | 
                                    
                                        
                                            | 29 Apr 2003 | Quarterly Results | - | 
                                    
                                        
                                            | 31 Jan 2003 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Sep 2002 | Accounts | - | 
                                    
                                        
                                            | 29 Jul 2002 | Quarterly Results | - | 
                                    
                                        
                                            | 29 Apr 2002 | Quarterly Results | - | 
                                    
                                        
                                            | 30 Jan 2002 | Quarterly Results | - |