The Power Transmission Corporation of Uttarakhand Limited issues E-Tender Corrigendum-1 under reference PTCUL/E-Tender/C&P-II/SS-02/2026-27 dated 04.07.2026. Qualified bidders must submit proposals via the electronic platform for the supply, installation, and data transmission of the PLCC system at Tapovan-Vishnugad HEP. The absolute deadline for submitting online bids through the portal has been extended to 17.07.2026 by 3:30 PM. For technical help, bidders can call the official helpline at +91-8899890000. Complete tender documents and official modifications will be published exclusively on the government portals at www.uktenders.gov.in and www.ptcul.org.