DMRC issued a tender for the electrification contract D2E-12 of Delhi Metro Phase 4's Line 10 and Line 5 extension. The Line 10 (Golden Line) spans 23.622 km from Aerocity to Tuglakabad through 15 stations, and the Line 5 extension spans 12.58 km between Inderlok and Indraprastha through 10 stations. The approximate cost of this contract is ₹33.22 crore.