Program Chairs

Jason Annibale

Partner, McMillan LLP

Sandra Astolfo

Partner, WeirFoulds LLP

In the face of ongoing market uncertainty, the highly technical laws and rules governing construction liens in Ontario are increasingly difficult to navigate in a timely and proper manner.

To protect your client interests in this challenging area – and to avoid costly missteps – you must keep current on the latest in law and practice.

Developed for experienced industry professionals and legal advisors, this intensive program will give you a practical understanding of how to navigate the technical elements and legal and practice changes impacting construction liens processes in Ontario.

You will learn the latest insights and tips from a multidisciplinary faculty of legal practitioners and decision-makers who preside over construction matters. You will work through the anatomy and mechanics of liens and the lien trial process and you will learn best practices and which tactics to use – or avoid – in your lien matters.

Registration includes 120-day unlimited, online access to the recorded program.

What You’ll learn

Key updates, impacts and best practices for 2024 – what’s happening in the industry, what are the biggest risks and changes impacting liens arising from ongoing market uncertainty

How to navigate new rules, laws and conflicts and managing your lien matters

How to get a trial management hearing outside of Toronto

When do liens arise? When do they expire?

How to recognize and differentiate the various types of liens

The mechanics of how to preserve, register and give a lien – including vacating, discharging and perfecting

How to identify gaps in the law and fill them using language in your contracts and subcontracts

Troubleshooting tips – what to do when there are two subcontracts issued to one trade? Federal land?

Oddball and other liens, including the non-lienable

To lien or not to lien? How to assess the legal and strategic considerations, including:

o Interplay between liens and adjudication

o Relationships in the construction industry and related dynamics

o Alternatives to liens (other security and dispute resolution procedures)

o Deciding whether to lien or not after losing at adjudication

o Monetary limits and minimums – are there amounts too small for a lien?

o What to do when CRA gets involved?

How to evaluate what’s truly a lienable service – including capital repairs, maintenance, construction management, design services, union work

What is the liability for exaggerated liens?

Please Note: Registration includes access to three online modules (available on demand on February 9, 2024):

  • Construction Liens in Ontario: The Essentials
  • Ted’s Lien Talk: Key Changes to Complex Liens under Ontario’s Construction Act
  • Breach of Trust and Companion Remedies: Moving Beyond the Usual and Other Risks

Who Should Attend

Construction and in-house lawyers

Litigation and real estate lawyers

Municipal, government and procurement professionals

Owners and developers

Builders and construction professionals

Project managers

Contract managers



Business and finance professionals

Insurance professionals



Program Chairs

Jason Annibale

Partner, McMillan LLP

Sandra Astolfo

Partner, WeirFoulds LLP

Program Advisor

Geza Banfai

Counsel, McMillan LLP


John Vanos

Manager of Project Management, Physical Resources, University of Guelph

“Lots of good information [and] insights. All speakers were appropriate for and well informed on the topics of the program. I was very pleased with the [online] program – convenient and did not require any additional travel or accommodations.”

Program Agenda

Chairs’ Welcome and Overview


Available course sections

Recorded: Feb 21, 2024

$795 + TAX

Printable Registration Form

If a downloadable form is required, please contact

“Is financial assistance or funding available?”

As law evolves, we know how important it is to stay up to date. We also understand the financial implications of continuously upgrading your professional skills and knowledge. For more information on available options, including Job Grants, OSAP, please visit:

CPD and Accreditation

OsgoodePD is an accredited provider with the LSO, the Law Society of BC and NY CLE Board. Select your location to view the eligible hours you may be able to claim. Listed hours are based on the original live program. Online program viewing varies by jurisdiction, please email or refer to your regulatory body to ensure compliance.

CPD Hours
Contact us for inquiries about other provinces.
Substantive (Primer)2h 45m
Professionalism (Primer)30m
Total (Primer)3h 15m
Substantive (Program)5h 45m
Professionalism (Program)1h
Total (Program)6h 45m
Gold Seal Certification1 credit
LawPRO Risk Management CreditYes

Are you reporting hours from a previous date?

View our CPD & Accreditation page to see previously calculated hours for this course.

LawPRO Risk Management Credit

This program is approved for LAWPRO Risk Management Credit.

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Frequently Asked Questions

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Online Technical Requirements

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