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Do I Need a NUANS Report to Change My Corporation Name in Ontario? (2026 Guide)

August 31, 2026

If you already have an Ontario corporation and want to change its legal name, you may be wondering whether you need another NUANS Report.

The short answer is:

Yes. If you are changing the legal name of an Ontario corporation to a proposed corporate name, the Articles of Amendment must generally be supported by an Ontario-biased or weighted NUANS Report dated no more than 90 days before the filing is submitted.

For example:

Current name: Maple Horizon Technologies Inc.
New name: Northstar Robotics Inc.

You would generally obtain an Ontario NUANS Report for:

Northstar Robotics Inc.

before filing the corporate name change.

The NUANS Report does not change the corporation's name by itself. The legal name change is completed separately by filing Articles of Amendment with the Ontario government.

Order an Ontario NUANS Report →

Table of Contents

Do I Need a NUANS Report to Change an Ontario Corporation Name?

Yes, when an Ontario corporation is changing its legal corporate name to a proposed named corporation.

Ontario's corporate filing rules require articles containing a change of corporate name to be supported by an:

Ontario-biased or weighted NUANS search report

for the proposed name.

The report must be dated no more than 90 days before the Articles of Amendment are submitted.

For example:

Current corporation: Silverline Studios Inc.
Proposed new name: Silverline Media Group Inc.

The NUANS Report should search the proposed new name:

Silverline Media Group Inc.

The search helps identify existing corporate names, business names and certain trademarks that may be similar to the proposed new corporation name.

Why Is a New NUANS Report Required?

A corporation name change introduces a new proposed legal name into the corporate registry.

Before that name is used, the NUANS system searches for potentially similar existing names.

For example, your corporation may currently be:

Evergreen Digital Solutions Inc.

but you want to change it to:

Northstar Digital Labs Inc.

A NUANS Report obtained years ago for:

Evergreen Digital Solutions Inc.

does not search the proposed new name:

Northstar Digital Labs Inc.

You therefore need the appropriate search for the new proposed corporate name.

Can I Use the NUANS Report From My Original Incorporation?

Usually, no.

A NUANS Report is prepared for a particular proposed name and has a limited validity period.

Suppose you incorporated in 2023 using:

Aurora Technology Group Inc.

and in 2026 you want to change the corporation to:

Velmora Systems Inc.

Your original NUANS Report:

  • searched a different name, and
  • would already be far outside the applicable 90-day period.

You would therefore obtain a new Ontario NUANS Report for:

Velmora Systems Inc.

before filing the name change.

How Long Is the NUANS Report Valid?

For an Ontario corporate name change, the NUANS Report must be dated no more than 90 days before the Articles of Amendment are submitted.

This means you should avoid ordering the report too early if you are not ready to complete the amendment.

For example:

NUANS Report date: September 1
Articles of Amendment submitted: September 20

The report is still within the required period.

However, if you wait beyond the permitted 90-day window, a new report will generally be required.

What Name Should I Search?

The NUANS Report should be ordered for the new legal corporation name you intend to adopt.

For example:

Current name: Maple Peak Consulting Inc.
New name: Maple Peak Advisory Corp.

The proposed name searched should reflect:

Maple Peak Advisory Corp.

Carefully verify:

  • Spelling
  • Spaces
  • Punctuation
  • Distinctive wording
  • Legal ending

before ordering.

The proposed name on the NUANS Report should correspond to the corporate name you intend to use in the amendment filing.

What If I Am Changing a Numbered Corporation to a Named Corporation?

This is a common reason for changing an Ontario corporation name.

For example:

Current name: 12345678 Ontario Inc.

and you now want:

Northstar Robotics Inc.

Because you are adopting a proposed custom corporation name, an Ontario NUANS Report is generally required for:

Northstar Robotics Inc.

Ontario's Business Corporations Act specifically allows a numbered corporation to amend its articles to adopt a name that is not a number name.

The NUANS search is used for the proposed new custom name.

What If I Only Change Inc., Ltd. or Corp.?

The legal ending forms part of the corporation's legal name.

For example:

Northstar Robotics Inc.

and:

Northstar Robotics Corp.

do not appear exactly the same as legal corporate names.

If you are formally changing the name contained in the corporation's articles, the filing is still a change of corporate name.

The safest approach is therefore to obtain the appropriate Ontario NUANS Report reflecting the proposed legal name you actually intend to file.

For example:

Proposed name: Northstar Robotics Corp.

should be reflected correctly on the NUANS Report rather than relying on an older report for:

Northstar Robotics Inc.

If you are unsure whether your particular change requires an amendment, confirm the filing requirements before proceeding.

Is Changing an Operating Name the Same Thing?

No.

This is an important distinction.

Changing the corporation's legal name

For example:

Old legal name: 12345678 Ontario Inc.
New legal name: Northstar Robotics Inc.

This changes the name contained in the corporation's articles.

It is a corporate name change and generally involves:

  1. An Ontario NUANS Report for the new proposed name
  2. Articles of Amendment
  3. The applicable Ontario government filing

Registering or changing an operating name

A corporation can also carry on business under a registered business name or trade name.

For example:

Legal corporation: 12345678 Ontario Inc.
Operating name: Northstar Robotics

Registering or changing that operating name is a different process from changing the corporation's legal name.

Do not order a corporate-name-change NUANS Report simply because you are changing an operating or trade name without first checking what filing you actually need.

How Do I Change My Ontario Corporation Name?

For an Ontario business corporation, changing the legal corporate name generally involves several steps.

Step 1: Choose the new corporation name

Decide exactly how the new legal name should appear.

For example:

Velmora Robotics Inc.

Make sure you know:

  • The distinctive wording
  • The descriptive wording, if any
  • The legal ending

Step 2: Obtain an Ontario NUANS Report

Order an Ontario-biased or weighted NUANS Report for the proposed new corporate name.

The report must be dated no more than 90 days before the Articles of Amendment are submitted.

Order an Ontario NUANS Report →

Step 3: Review the NUANS results

The report may show existing names that resemble your proposed name.

Seeing similar names does not automatically mean that your proposed name has been rejected.

Review the results and make sure the proposed name complies with the applicable Ontario naming requirements.

Step 4: Approve the corporate amendment

Changing the name of an existing named Ontario corporation is an amendment to its articles.

Depending on the situation, the appropriate corporate authorization must be completed before the amendment is filed.

For an ordinary change of corporate name, this generally involves shareholder approval by special resolution.

A numbered corporation changing from its number name to a custom name has a specific rule allowing the directors to authorize the amendment.

Step 5: File Articles of Amendment

The corporation then files Articles of Amendment with Ontario.

For a filing containing a proposed corporate name, the information submitted includes the NUANS:

  • Reference number
  • Report date
  • Proposed name searched

The NUANS Report itself should be retained as part of the corporation's supporting documentation in accordance with the filing requirements.

Step 6: Receive the Certificate of Amendment

The NUANS Report itself does not change the corporation's legal name.

The legal change occurs through the government amendment process.

Once the amendment is accepted, Ontario issues a Certificate of Amendment reflecting the change.

How Much Does an Ontario Corporation Name Change Cost?

There are two separate costs to keep in mind.

Ontario NUANS Report

GetNuans currently provides an Ontario NUANS Report for:

$39.95 CAD

This is the name search and reservation report used for the proposed new corporate name.

Ontario government amendment filing

The Ontario government's current online fee for a Business Corporations Act Amendment is:

$150

These are separate services.

Paying for a NUANS Report does not include the Articles of Amendment filing, and paying the Ontario amendment fee does not replace the required NUANS search where one is required.

GetNuans provides the NUANS Report only and does not file the Articles of Amendment on your behalf.

Does the NUANS Report Approve the New Name?

No.

A NUANS Report is not a government approval certificate.

A NUANS reservation report searches for potentially similar names and reserves the proposed name in the NUANS database for the applicable period.

However:

NUANS reservation does not mean government approval.

The report also does not:

  • Complete the Articles of Amendment
  • Change your legal corporation name
  • Create trademark rights
  • Guarantee that the name will be accepted in every circumstance

The government amendment filing remains a separate step.

What Information From the NUANS Report Is Needed for the Filing?

Ontario's filing rules require information from the NUANS Report to accompany articles containing a change of corporate name.

This includes:

  • The NUANS report reference number
  • The date of the report
  • The proposed name searched

This is another reason to make sure the NUANS Report is ordered for the exact proposed corporation name.

What Happens After the Name Change?

Once the corporation's legal name has officially changed, you may also need to update organizations and records that still show the old name.

Depending on your business, these could include:

  • CRA records
  • Bank accounts
  • Business licences
  • Contracts
  • Insurance
  • Payroll accounts
  • Websites
  • Invoices
  • Payment processors
  • Suppliers
  • Customers

The corporation itself generally continues to exist as the same legal entity.

A corporate name change does not normally mean you have created an entirely new corporation.

Frequently Asked Questions

Do I need a NUANS Report to rename my Ontario corporation?

Yes, if you are adopting a proposed named corporation.

Articles containing a change of corporate name generally require an Ontario-biased or weighted NUANS Report dated no more than 90 days before submission.

Do I need a new NUANS Report if I already have one?

If your existing report is for a different proposed name or falls outside the applicable 90-day period, you will generally need a new report.

The NUANS Report should correspond to the new legal corporation name you intend to adopt.

Can I use the NUANS Report from when I originally incorporated?

Usually not for a later name change.

The original report was prepared for the corporation's original proposed name and is generally long expired by the time a later name change occurs.

Do I need NUANS before filing Articles of Amendment?

If the Articles of Amendment contain a proposed change of corporate name requiring a NUANS search, obtain the appropriate Ontario NUANS Report before submitting the filing.

The filing requires information from that report.

Can I change a numbered Ontario corporation to a named corporation?

Yes.

For example:

12345678 Ontario Inc.

can be changed to a proposed custom name such as:

Northstar Robotics Inc.

The proposed named corporation generally requires an Ontario NUANS Report.

Do I need NUANS if I change Inc. to Corp.?

If you are formally amending the legal corporation name from:

Northstar Robotics Inc.

to:

Northstar Robotics Corp.

you are changing the name set out in the corporation's articles.

Your supporting NUANS information should reflect the proposed legal name being filed.

Is changing my trade name the same as changing my corporation name?

No.

Changing:

12345678 Ontario Inc.

to:

Northstar Robotics Inc.

is a change to the corporation's legal name.

Registering:

Northstar Robotics

as a business or operating name of:

12345678 Ontario Inc.

is a different type of registration.

Does ordering the NUANS Report change my corporation name?

No.

Ordering the report only completes the NUANS name search and reservation step.

You still need to complete the applicable Articles of Amendment filing with Ontario.

How long do I have after ordering the NUANS Report?

The report used to support the corporate-name amendment must be dated no more than 90 days before the Articles of Amendment are submitted.

What happens if my NUANS Report expires before I file?

You will generally need to obtain a new Ontario NUANS Report before submitting the name-change filing.

How quickly can I get an Ontario NUANS Report?

Processing times depend on the provider.

GetNuans processes Ontario NUANS Reports automatically, with completed reports typically delivered electronically within minutes, 24/7.

Can I get the NUANS Report at night or on a weekend?

Yes.

GetNuans accepts and automatically processes Ontario NUANS orders 24 hours a day, including evenings and weekends.

How much does it cost to change an Ontario corporation name?

The costs are separate.

GetNuans currently charges:

$39.95 CAD

for an Ontario NUANS Report.

The Ontario government's current online filing fee for a Business Corporations Act amendment is:

$150

Additional professional or intermediary fees may apply if you use another service to prepare or submit the corporate amendment.

Does GetNuans file my Articles of Amendment?

No.

GetNuans provides the Ontario NUANS Report.

The Articles of Amendment and Ontario government filing are separate.

Official Ontario Sources

The underlying requirements can be found in:

Ontario Regulation 398/21 provides that articles containing a change of corporate name must be supported by an Ontario-biased or weighted NUANS search report dated no more than 90 days before submission.

Final Thoughts

If you are changing the legal name of an Ontario corporation, obtaining a new Ontario NUANS Report is generally one of the first steps.

For example:

Maple Horizon Technologies Inc.
↓
Northstar Robotics Inc.

You would generally:

  1. Choose the new legal corporation name
  2. Obtain an Ontario NUANS Report for that proposed name
  3. Review the search results
  4. Complete the required corporate authorization
  5. File Articles of Amendment with Ontario

Remember that the NUANS Report and the government amendment are two separate steps.

The NUANS Report searches and reserves the proposed corporate name, while the Articles of Amendment actually change the corporation's legal name.

Need an Ontario NUANS Report for a Name Change?

Get an Ontario NUANS Report for $39.95 CAD from GetNuans.

  • Official Ontario NUANS Report
  • Automatic processing
  • Typically delivered within minutes
  • Available 24/7
  • Electronic PDF delivery
  • Secure online checkout

Order an Ontario NUANS Report →

This article provides general information about Ontario NUANS and corporate filing requirements and is not legal advice.