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Regulated Profession · License Required

Surveying Services Licensing in Ontario

Only a licensed Ontario Land Surveyor (OLS) may perform boundary surveys and prepare legal survey plans. Practising without an OLS licence is illegal.

Key facts

At a Glance

Key licensing facts for surveying services in Ontario

Trade Classification

Regulated Profession

License Required

Certification

Ontario Land Surveyor (OLS) licence

Red Seal

Not available

Permits

Generally not required

Insurance

Required/Expected

The details

Licensing Requirements

Reviewing trade credentials and training requirements

What it takes to qualify

Credentials, training, and coverage for this trade

  • Certification: Ontario Land Surveyor (OLS) licence
  • No Red Seal endorsement for this trade
  • Liability insurance is required or expected

Land surveying is a regulated profession in Ontario. Only a licensed Ontario Land Surveyor (OLS) may perform cadastral (boundary) surveys, prepare legal survey plans, and provide opinions on property boundaries. Becoming an OLS requires a bachelor's degree in geomatics or surveying engineering (or equivalent), a one- to three-year articling period under a licensed OLS, and passing professional examinations on Ontario law, boundary principles, and professional practice. OLS members are governed by the Surveyors Act and regulated by the Association of Ontario Land Surveyors (AOLS). Practicing without an OLS licence is illegal.

Regulatory Body

Association of Ontario Land Surveyors (AOLS)

Visit official website

How to Verify

Verify the surveyor holds a valid OLS licence through the AOLS member directory.

Buyer beware

Red Flags to Watch For

Warning signs when hiring a surveying services

The person performing the survey is not a licensed Ontario Land Surveyor (OLS)

Provides a 'sketch' or 'location certificate' instead of a proper signed and sealed survey plan

Quotes an unusually low price without visiting the site or reviewing existing records

Cannot provide their OLS licence number for verification with AOLS

Before you sign

Questions to Ask Before Hiring

Verify a professional before you hire

A few minutes now saves you later

Ask these before signing any contract

  • Are you a licensed Ontario Land Surveyor (OLS)? What is your licence number?
  • What type of survey do I need for my specific situation?
  • What is included in your fee, and are there potential additional costs?
  • How long will it take from booking to receiving the completed survey plan?
  • Will you plant iron bars to mark the boundary corners?

Good to know

Frequently Asked Questions

Do surveying services in Ontario need a licence?

Land surveying is a regulated profession in Ontario. Only a licensed Ontario Land Surveyor (OLS) may perform cadastral (boundary) surveys, prepare legal survey plans, and provide opinions on property boundaries. Becoming an OLS requires a bachelor's degree in geomatics or surveying engineering (or equivalent), a one- to three-year articling period under a licensed OLS, and passing professional examinations on Ontario law, boundary principles, and professional practice. OLS members are governed by the Surveyors Act and regulated by the Association of Ontario Land Surveyors (AOLS). Practicing without an OLS licence is illegal.

How can I verify a surveying services's credentials in Ontario?

Verify the surveyor holds a valid OLS licence through the AOLS member directory.

What are the red flags when hiring a surveying services?

(1) The person performing the survey is not a licensed Ontario Land Surveyor (OLS) (2) Provides a 'sketch' or 'location certificate' instead of a proper signed and sealed survey plan (3) Quotes an unusually low price without visiting the site or reviewing existing records (4) Cannot provide their OLS licence number for verification with AOLS

What questions should I ask before hiring a surveying services?

(1) Are you a licensed Ontario Land Surveyor (OLS)? What is your licence number? (2) What type of survey do I need for my specific situation? (3) What is included in your fee, and are there potential additional costs? (4) How long will it take from booking to receiving the completed survey plan? (5) Will you plant iron bars to mark the boundary corners?

Should my surveying services have insurance?

Yes, surveying services in Ontario are expected to carry liability insurance and WSIB coverage.

How much does a surveying services cost in Ontario?

Typical rates for surveying services in Ontario range from $175-$300/hour. Type of survey required (boundary, topographic, mortgage, severance), property size and complexity, terrain and vegetation (heavily wooded or steep sites take longer), urban vs. rural location, availability of existing survey records, number of boundary corners to establish, whether iron bars need to be planted, municipal requirements for development applications, and travel distance for rural properties. Toronto and GTA surveys cost 20-30% more than smaller communities due to higher demand and property complexity.

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