Nova ScotiaBill 148First Reading
Bill 148: Transmission Modernization Act
Sponsor: Derek MombourquetteIntroduced September 25, 2025Checked September 4, 2026
Read the official textOfficial version — Nova Scotia House of Assembly
What this bill does
This Nova Scotia bill requires all long-range electrical transmission lines (over 20 km) to be upgraded to a minimum capacity of 138 kilovolts, and prohibits construction of new long-range lines below that standard, with a five-year implementation deadline overseen by the Nova Scotia Energy Board.
Plain-language summary by Legisail — not legal advice.
Business impact
Compliance
This bill primarily affects Nova Scotia Power Incorporated, the province's main electricity utility, which will be required to audit, plan, and execute potentially significant infrastructure upgrades across its transmission network. Businesses in energy-intensive industries — such as manufacturing, mining, or data centres operating in Nova Scotia — may see indirect impacts through future electricity rate adjustments as upgrade costs are factored into utility financing. Renewable energy developers and project proponents looking to connect generation sites in Nova Scotia will benefit from a more capable and reliable grid, potentially unlocking projects that were previously constrained by transmission bottlenecks. The bill does not directly regulate end-user businesses, but the ripple effects on electricity costs and grid reliability will touch virtually any business operating in the province that relies on grid power.
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Where this bill is
First ReadingSeptember 25, 2025
Next: Second Reading debate
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- Bill number
- NS-148
- Type
- Private Member's Public
- Jurisdiction
- Nova Scotia
- Session
- 65-1