- The Airport Critical Infrastructure Program (ACIP), the Airport Relief Fund (ARF), and the Airports Capital Assistance Program (ACAP) funding top-up and program expansion were originally announced in the Fall Economic Statement in November 2020.
- The Airport Critical Infrastructure Program (ACIP) will distribute $489.6 million in funding over five years to airports for eligible projects such as runway repairs/rehabilitation, airfield lighting enhancements, investments in terminal buildings, and transit stations to ensure connectivity to mass transit systems.
- On April 15, 2021, the Government of Canada announced a contribution of up to $100 million towards the $600-million project to construct a new Réseau express métropolitain (REM) light rail underground station at the Montreal-Trudeau International Airport. Federal funding for this project comes from the Airport Critical Infrastructure Program (ACIP).
- The Airport Relief Fund will provide $64.8 million in funding to airports whose 2019 revenues were less than $250 million. The amount of funding to each targeted eligible recipient will be calculated using a tiered formula-based approach, based on 2019 revenues.
- In addition to the one-time funding top-up of $186 million, eligibility for the Airports Capital Assistance Program (ACAP) has been temporarily expanded to allow National Airport System airports with less than one million annual passengers in 2019 (Gander, Charlottetown, Saint John, Fredericton, Moncton, Thunder Bay, London, and Prince George) to apply for funding under the Program in 2021-2022 and 2022-2023.
- For 2021-2022, funding has been awarded to 63 airports for 86 ACAP projects, including runway and taxiway repairs/rehabilitation, lighting enhancements, purchasing snow clearing equipment and firefighting vehicles and installing wildlife fencing.