https://www.emta.ee/en/private-client/foreigner-non-resident/non-residents/income-employment
Income from employment | Estonian Tax and Customs Board
The income of non-residents derived from employment or from provision of services, as well as fringe benefits from activities in Estonia are income taxable in...
income from employmentcustoms boardestoniantax
https://help.cloudtax.ca/en/articles/10409021-can-i-claim-interest-charges-from-my-credit-card-on-my-self-employment-income
Can I Claim Interest Charges from My Credit Card on My Self-Employment Income? | CloudTax Help...
Yes, you can claim credit card interest for self-employment expenses using a separate card for business simplifies tracking and avoids issues.
can icredit cardself employmentclaiminterest