In Canada, if you're receiving donations as a result of work you're doing, you count as self-employed and that income is taxable -- there doesn't need to be an

In Canada, if you're receiving donations as a result of work you're doing, you count as self-employed and that income is taxable -- there doesn't need to be an invoice or even an explicit quid pro quo in order for income taxes to apply. (Fortunately the paperwork is very minimal: Basically, you add an extra one page form to your annual income tax return.)