REG Partnership Basis · Updated November 2026

Partnership Liabilities: Why Does Debt Change a Partner's Basis?

A partner's share of partnership liabilities can behave like money contributed or distributed for outside-basis purposes.

Increase in liability share

An increase in a partner's share of partnership liabilities is generally treated similarly to a contribution of money for outside-basis purposes.

Decrease in liability share

A decrease can be treated similarly to a distribution of money, reducing outside basis and potentially triggering gain when basis is insufficient.

Recourse liabilities

Recourse debt is generally allocated according to who bears the economic risk of loss under applicable rules.

Nonrecourse liabilities

Nonrecourse debt follows a different allocation framework. Do not use the recourse shortcut automatically.

Formation questions

When property subject to debt is contributed, separate debt assumed by the partnership from the contributing partner's resulting share of partnership debt.

The takeaway

Partnership debt can increase or decrease outside basis even without cash moving.

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FAQ

Can partnership debt increase outside basis?

Yes.

Does S corporation debt work the same way?

No.

Why can liability relief create gain?

A deemed cash distribution can exceed remaining outside basis.