My experience in Denver has been that I have a home with an unpermitted floor above the garage and when we went into the city to find out about the work and if it was permitted they have been pretty generous with me since it's clear based on the ownership timeline that it was not me who did the work but we also have really lax laws in CO in regards to being able to fix your own primary residence yourself without a contractor if you're living in it at the time.

But states are passing laws to protect uneducated people just like your 2019 self.

Check California and San Francisco law to see if they list the item.

The corporate veil is a real thing; no need risking law suits or audits if you can use legal structures intended to protect you.

The only stickler to watch out for is if you aren't reinvesting the money back into your business (you would have to double check the tax law on what that curtails) the interest on that loan isn't tax deductible. 

That's considered casualty insurance which title insurers are prohibited by law from providing.

It's a law in the state of TX.

STR can be tough with the law changes that are frequently happening.

Working with a CPA who understands both U.S. and international tax laws is crucial.Property Management: Since you might be managing from afar, it’s essential to find a reliable property management company that can handle the day-to-day operations for you.If you’re open to other markets, I’d also suggest exploring places like Indianapolis, where the market is investor-friendly with strong cash flow potential.

If anyone has further clarity on what is required by law, please share.