What is the liability of all partners regarding their separate properties?

The liability of all partners in a partnership regarding their separate properties is indeed best reflected by the notion that all partners are liable pro rata with their separate property. This means that in situations where the partnership incurs debts or obligations, each partner is personally liable to the extent of their individual assets outside the partnership.

In a general partnership, partners share joint liability for the partnership's obligations, which extends to their personal assets. This pro rata responsibility implies that if the partnership's assets are insufficient to cover its liabilities, creditors can pursue partners’ personal assets proportionately based on their stakes in the partnership. Consequently, if the partnership faces financial issues, individual partners can't just rely on the assets of the partnership; they must also consider their personal property at risk in satisfying the debts owed.

This aspect of partnership law emphasizes the personal risk that partners assume when entering into a partnership, highlighting the collective and individual financial accountability each partner maintains. Partners cannot simply shield their personal assets from claims stemming from the partnership’s obligations.