D.C. Code § 29-703.03: No liability as limited partner for limited partnership obligations.

(a)

A debt, obligation, or other liability of a limited partnership, whether arising in contract, tort, or otherwise, is not attributable to a limited partner. A limited partner shall not be personally liable, directly or indirectly, by way of contribution or otherwise, for an a debt, obligation, or other liability of the limited partnership solely by reason of being a limited partner, even if the limited partner participates in the management and control of the limited partnership.

(b)

The failure of a limited partnership to observe formalities relating to the exercise of its powers or management of its activities and affairs is not a ground for imposing liability on a limited partner for a debt, obligation, or other liability of the partnership.