As per the CRA: Step one is to register-EI benefits for self-employed people - Here is how to register.  Then complete the schedule 13- You will go to Income- scroll down to self-employment- Self Employment Summary- click continue you will get to "Employment Insurance Premiums on Self-Employment and Other Eligible Earnings" - It will ask  you-

Have you entered in to an agreement online with Canada Employment Insurance Commission in 2022 or earlier? You will answer Yes or No. 

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