NI · 10-Q · 2026Q2 · Full report

Regulated Capital Investment Plan

NISOURCE INC. · 2026-08-05 · Importance 56 · Surprise 24 · No source text

NiSource continues electric-grid modernization and gas-infrastructure replacement programs across five operating states to improve safety, reliability, and reduce greenhouse-gas emissions. Approved programs include Columbia of Ohio’s $1.0278 billion CEP-2025 and $1.185 billion IRP-2026, while pending programs include a $1.292 billion CEP-2026 and NIPSCO electric TDSIC-9 and GCT-4 requests of $451.6 million and $521.2 million. Columbia of Ohio also seeks 2027 recovery of $404.3 million for PHMSA IRP, $241.7 million for Rider IRP, and $345.6 million for CEP capital. NIPSCO’s proposed 2026–2030 Gas TDSIC Plan seeks recovery of $741.0 million, with a final order expected in the third quarter of 2026.

Key facts

• NIPSCO filed a Gas TDSIC Plan (2026 - 2030) in December 2025 seeking recovery of $741.0 million of estimated capital including indirect costs and AFUDC; a hearing was in May 2026 with final order expected in third quarter 2026. source
• Columbia of Ohio filed in December 2025 to seek continuation of its PHMSA IRP Rider for calendar year 2027 requesting recovery of $404.3 million of capital, and filed in June 2026 to seek continuation of Rider IRP and CEP Rider for calendar year 2027 requesting $241.7 million and $345.6 million respectively. source
• Columbia of Ohio CEP - 2025 capital investment approved: $1,027.8 million for investment period 4/21-12/24; filing date 2/27/2025. source
• Columbia of Ohio IRP - 2026 capital investment approved: $1,185.0 million for investment period 4/21-12/25; filing date 2/27/2026. source
• Columbia of Virginia SAVE - 2026 capital investment approved: $176.1 million for investment period 10/24-12/26; filing date 8/12/2025. source
• NIPSCO Electric GCT – 4 capital investment (projected) $521.2 million for 9/23 - 4/27; filing date 6/23/2026. source

Impact estimates