HRS §415A-4
Prohibited activities
A professional corporation can only do the work its articles of incorporation allow. It may invest its money in things like real estate, mortgages, stocks, or bonds. This section is narrow and only sets that limit.
businesses
The statute, as written — Prohibited activities
A professional corporation shall not engage in any profession or business other than the profession or professions and businesses permitted by its articles of incorporation, except that a professional corporation may invest its funds in real estate, mortgages, stocks, bonds, or any other type of investment.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.