You are considered an independent contractor. Even if you are represented by an agency and are not a "freelancer" in the sense of finding all your own work, models who pay for their own promotional materials (photos, web fees) and are signed under a non-exclusive contract are usually classified as independent business owners, not employees. 

To find the industry code that corresponds to your business income, please visit the following link:

North American Industry Classification System (NAICS) Canada 2022 Version 1.0: https://www23.statcan.gc.ca/imdb/p3VD.pl?Function=getVD&TVD=1369825

Thank you for choosing TurboTax.