It is a principle of public trust (faith) = data entered in the Commercial Register are legally effective externally even if they do not correspond to the actual state, providing that conditions of the principle of publicity material (§ 27/2 of the Commercial Code) are applied.
Positive side of the principle of publicity
Records are legally enforceable against everyone (even the governmental agencies) from the date of publication of registration, but at the same time a person who knew about these facts previously, can apply them from the date of registration; the burden of proof of good faith of third people lies with the registered entrepreneur