Northeast Frontier Railway has issued Corrigendum No. 2 for Tender No. N_3_HQ_EPC_EI_2026-27 regarding electronic interlocking provisions across multiple stations of Katihar Division; the closing date has been extended from June 12, 2026, to June 19, 2026, at 03:00 PM, and detailed information is available at www.ireps.gov.in.