Probably varies per jurisdiction so it might be wise to talk to a financial advisor / lawyer at some point.
If you're just starting out and it's about relatively low amounts I personally wouldn't worry about it yet. You'd be unlikely to be a target. Of course, proceed at your own risk.
You might want to keep in mind that a lot/many/most countries have decided that Bitcoins are securities. As such there might be laws you have to comply with based on your jurisdiction.
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