| | ELECTRIC UTILITY SERVICE FOR FORT PECK AGENCY IRRIGATION | MONTANA DAKOTA UTILITIES CO | $5,000 | BUREAU OF INDIAN AFFAIRS | BUREAU OF INDIAN AFFAIRS | — | 221122Electric Power Distribution | S112UTILITIES- ELECTRIC | Apr 13, 2026 | May 1, 2026 | Apr 30, 2027 |
| | DK DICKINSON MDU ELECTRIC SERVICE FY26 | MONTANA DAKOTA UTILITIES CO | $3,600 | BUREAU OF RECLAMATION | BUREAU OF RECLAMATION | — | 221122Electric Power Distribution | S112UTILITIES- ELECTRIC | Mar 3, 2026 | Mar 3, 2026 | Feb 29, 2036 |
| | HANGAR LEASE FOR WAPA HELICOPTER N618DE IN BISMARCK, NORTH DAKOTA | MONTANA DAKOTA UTILITIES CO | $78,985 | ENERGY, DEPARTMENT OF | ENERGY, DEPARTMENT OF | — | 488119Other Airport Operations | X1BZLEASE/RENTAL OF OTHER AIRFIELD STRUCTURES | Jan 16, 2026 | Feb 1, 2026 | Jan 31, 2031 |
| | FPSU MDU $900,000.00 | MONTANA DAKOTA UTILITIES CO | $900,000 | INDIAN HEALTH SERVICE | INDIAN HEALTH SERVICE | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Sep 8, 2025 | Sep 8, 2025 | Sep 30, 2030 |
| | CSU MDU $66,000.00 | MONTANA DAKOTA UTILITIES CO | $85,000 | INDIAN HEALTH SERVICE | INDIAN HEALTH SERVICE | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Jun 10, 2025 | Jun 10, 2025 | Jun 1, 2026 |
| | FPSU MDU UTILITIES AMOUNT $180,000.00 | MONTANA DAKOTA UTILITIES CO | $180,000 | INDIAN HEALTH SERVICE | INDIAN HEALTH SERVICE | — | 221122Electric Power Distribution | S112UTILITIES- ELECTRIC | Sep 19, 2024 | Sep 19, 2024 | Sep 30, 2025 |
| | MT-MEDICINE LAKE NWR-CONVERSION POWER LI | MONTANA DAKOTA UTILITIES CO | $85,000 | US FISH AND WILDLIFE SERVICE | US FISH AND WILDLIFE SERVICE | — | 237130Power and Communication Line and Related Structures Construction | Z1MZMAINTENANCE OF EPG FACILITIES - OTHER, INCLUDING TRANSMISSION | Oct 15, 2021 | Oct 1, 2021 | Dec 31, 2021 |
| | FORT TOTTEN AGENCY: NATURAL GAS UTILITY SERVICES | MONTANA DAKOTA UTILITIES CO | $11,976 | BUREAU OF INDIAN AFFAIRS | BUREAU OF INDIAN AFFAIRS | — | 221210Natural Gas Distribution | S112UTILITIES- ELECTRIC | Feb 6, 2020 | Feb 6, 2020 | Dec 31, 2020 |
| | NATURAL GAS UTILITY SERVICES FOR TATE TOPA FOUR WINDS SCHOOL FACILITIES | MONTANA DAKOTA UTILITIES CO | $412,903 | BUREAU OF INDIAN AFFAIRS | BUREAU OF INDIAN AFFAIRS | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Dec 10, 2019 | Jan 1, 2020 | Dec 31, 2024 |
| | GAS SERVICE/UTITILITIES | MONTANA DAKOTA UTILITIES CO | $115 | VETERANS AFFAIRS, DEPARTMENT OF | VETERANS AFFAIRS, DEPARTMENT OF | — | 221310Water Supply and Irrigation Systems | S114UTILITIES- WATER | Jul 19, 2019 | Oct 1, 2019 | Sep 30, 2020 |
| | ELECTRIC SERVICES | MONTANA DAKOTA UTILITIES CO | $76,118 | VETERANS AFFAIRS, DEPARTMENT OF | VETERANS AFFAIRS, DEPARTMENT OF | — | 221310Water Supply and Irrigation Systems | S114UTILITIES- WATER | Jul 19, 2019 | Oct 1, 2019 | Sep 30, 2020 |
| | NATURAL GAS SERVICES | MONTANA DAKOTA UTILITIES CO | $122,920 | BUREAU OF INDIAN AFFAIRS | BUREAU OF INDIAN AFFAIRS | — | 221210Natural Gas Distribution | S111UTILITIES- GAS | Dec 20, 2017 | Dec 20, 2017 | Dec 31, 2019 |