Data-center law in Nova Scotia
Subnational jurisdiction · as of 2026-10-25
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Nova Scotia has no statute or regulation written for data centres, and no rule on large electricity loads; none of its consolidated public statutes is titled for data centres, computing or large loads.
A data-centre build meets general law: the Municipal Government Act's planning rules and development permits; the environmental assessment of undertakings under the Environment Act, including fossil-fuel or hydrogen energy-generating facilities of 44 MW or more; approvals under the Activities Designation Regulations for water withdrawal above 23,000 L a day and for power plants of 25 megawatts thermal input or more; the ambient air quality standards in the Air Quality Regulations; the Building Code Regulations; and, for electricity, the Public Utilities Act and the Electricity Act, which came into force on October 3, 2025, apart from provisions that await proclamation, and was amended by the Powering the Economy Act in April 2026.
Neither Act mentions data centres, computing or large loads. The Electricity Act lets a customer install a generator or storage device of 27 kilowatts or less as of right, requires Nova Scotia Power to offer a program for larger customer generators, and licenses retail suppliers of renewable low-impact electricity. No tax or other incentive written for a data centre has been located.
The Municipal Government Act bars a municipality from granting a tax concession or other direct financial assistance to a business or industry, with exceptions for accessibility and affordable housing (s. 57(2) to (4)); it lets a council by by-law phase in an increase in the assessed value of an eligible commercial property in a commercial development district over up to ten years (s. 71C); it lets Cape Breton Regional Municipality enter a taxation agreement with the owner of an eligible industrial property, as the regulations define that term (s. 71BA); and it lets a council exempt charitable and nonprofit property from taxation by policy (s. 71) and provide incentives for the early payment of taxes (s. 113).
The Building Code Act, the Technical Safety Act and the Fire Safety Act are not described here.
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Instruments on record
9 instruments on record, grouped by the family of approval each one governs.
Land use
Who decides whether a data center may occupy a site, and through what approval?
Municipal Government Act, planning and development
In force
S.N.S. 1998, c. 18, Part VIII, ss. 193, 212, 225, 244, 263A
Effective 1999-04-01 · Applies to both
A council must adopt one or more municipal planning strategies. Before any development is commenced, a development permit must be obtained if the council has adopted a land-use by-law. A council may consider development by development agreement where a municipal planning strategy identifies the developments that are subject to a development agreement, the areas where they may be located and the matters the council will consider.
No person may breach the terms of a development agreement or site plan. The Governor in Council may adopt a statement of provincial interest necessary to protect the provincial interest in the use and development of land.
Source: Full text of law
Environmental review
What impact review must precede approval, and who leads it?
Environment Act, environmental assessment of undertakings
In force
S.N.S. 1994-95, c. 1, Part IV, ss. 32-33; Environmental Assessment Regulations, N.S. Reg. 26/1995
Effective 1995-03-17 · Applies to both
Until the Minister has notified the proponent in writing that an undertaking is approved, no person may commence work on the undertaking. Every proponent of an undertaking must register the undertaking with the Minister and publish a notice of it. The Environmental Assessment Regulations designate the undertakings and classes of undertakings listed in their Schedule A as undertakings to which Part IV of the Act applies.
Schedule A lists as a Class I undertaking an energy-generating facility, other than an emergency generator, with a production rating of at least 44 MW and no more than 300 MW derived from any liquid or gaseous fossil fuel or hydrogen. Schedule A lists as a Class II undertaking an energy generating facility, other than an emergency generator, with a production rating of greater than 300 MW derived from any liquid or gaseous fuel or hydrogen.
A corridor for one or more electric power transmission lines with a cumulative voltage rating of 345 kV or more is a Class I undertaking. Contravening section 32 is an offence under the Act.
Source: Full text of law
Energy and grid
What authorizations govern grid connection and onsite generation?
Electricity Act, customer generation, energy storage and system access charges
In force
S.N.S. 2025, c. 18, Sch., ss. 6-8
Effective 2025-10-03 · Applies to both
A Nova Scotia Power customer may, as of right and without participating in a Nova Scotia Power program, install a renewable low-impact generator or energy storage device with a total nameplate capacity of 27 kilowatts or less. Nova Scotia Power must develop and maintain a program that permits a customer to generate electricity for the customer's own use and to sell electricity to Nova Scotia Power at a rate equivalent to the rate the customer pays for electricity supplied by Nova Scotia Power.
A program under section 6(3) applies only to a customer who installs a generator with a nameplate capacity of more than 27 kilowatts, where the generator and the customer's load are not connected to the same meter, or to other customer classes the regulations prescribe. A public utility may not create a fee structure, or impose system access charges, that discourage customers from developing, installing and using their own renewable low-impact energy generators or energy storage devices.
A program a public utility develops under section 6 must receive the approval of the Board before it is implemented. The Act came into force on October 3, 2025, except for provisions that have effect on proclamation.
Source: Full text of law
Electricity Act, retail suppliers of renewable low-impact electricity
In force
S.N.S. 2025, c. 18, Sch., ss. 18-20
Effective 2025-10-03 · Applies to both
No person may act or purport to act as a retail supplier unless the person has been issued a retail supplier licence. A retail supplier who meets the requirements of section 19 may sell renewable low-impact electricity generated within the Province, and a retail customer, other than a customer of a municipal utility, may purchase that electricity from the supplier.
Nova Scotia Power must not refuse to provide service to a retail customer on the basis that the customer purchases renewable low-impact electricity from a retail supplier. A retail customer is a person who uses, for the person's own consumption in the Province, electricity that the person did not generate. The Act came into force on October 3, 2025, except for provisions that have effect on proclamation.
Source: Full text of law
Public Utilities Act, utility service, rates and non-discrimination
In force
R.S.N.S. 1989, c. 380, ss. 44, 52, 107
Applies to both
Every public utility is required to furnish service and facilities reasonably safe and adequate and in all respects just and reasonable. The Board may make orders it deems just in respect of the tolls, rates and charges to be paid to a public utility for services rendered or facilities provided.
A public utility that charges or collects from a person more or less than the tariff in force, or more or less than it charges another person for a like and contemporaneous service, is guilty of unjust discrimination, which the Act prohibits.
Source: Full text of law
Water and utilities
Who commits water and sewer service, and under what assessment?
Activities Designation Regulations, water withdrawal, storage and dams
In force
N.S. Reg. 47/1995, ss. 3, 5A; Environment Act, S.N.S. 1994-95, c. 1, s. 50
Effective 2014-10-01 · Applies to both
Withdrawing or diverting water in a volume greater than 23,000 L per day from a source of surface water or ground water is designated as an activity that requires an approval, unless it requires a notification or is exempt. Storing water in a volume of 25,000 cubic metres or greater, and constructing, modifying or maintaining a dam, are also designated as activities that require an approval.
Anything designated as an activity requires an approval from the Minister or an Administrator unless it is specified as an activity that requires notification. No person may knowingly commence or continue an activity designated by the regulations as requiring an approval unless the person holds the appropriate class of approval.
Source: Full text of law
Construction
What codes and permits govern the build itself?
Nova Scotia Building Code Regulations, adoption of national codes and building permits
In force
N.S. Reg. 198/2024, ss. 4, 6, 13
Effective 2025-04-01 · Applies to both
The Nova Scotia Building Code Regulations apply to the administration and enforcement of the Building Code Act in the design, construction, erection, placement and occupancy of new buildings. The regulations adopt the National Building Code of Canada 2020, the National Energy Code of Canada for Buildings 2020 and the National Plumbing Code of Canada 2020, as amended by the regulations, as part of the Code. A national code adopted as part of the Code must be complied with as adopted.
To obtain a permit, an owner must submit an application as prescribed in the bylaws of the applicable municipality as the authority having jurisdiction.
Source: Full text of law
Air and operations
What permits govern backup generators and ongoing emissions?
Activities Designation Regulations, power plants of 25 megawatts thermal input or more
In force
N.S. Reg. 47/1995, ss. 3, 20; Environment Act, S.N.S. 1994-95, c. 1, s. 50
Effective 1995-04-11 · Applies to both
The construction, operation or reclamation of a power plant in which hot water, steam or thermal electric power is produced and which has a total rated thermal input capacity of 25 megawatts or more is designated as an activity. Anything designated as an activity requires an approval from the Minister or an Administrator unless it is specified as an activity that requires notification.
No person may knowingly commence or continue an activity designated by the regulations as requiring an approval unless the person holds the appropriate class of approval.
Source: Full text of law
Air Quality Regulations, ambient air quality standards for approval holders
In force
N.S. Reg. 28/2005, s. 3
Effective 2026-06-01 · Applies to both
The criteria for ambient air quality throughout the Province are prescribed in Schedule A and Schedule AA. An approval holder must not exceed the ambient air quality standards prescribed in Schedule A.
Source: Full text of law
Every entry cites the instrument it describes.
None of it is legal advice: verify a citation before relying on it. Full
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