The District of Columbia Affirmation of Business Operation For Domestic and Foreign Limited Partnership is a document that is filed with the Office of the Register of Wills in the District of Columbia. This document is used to affirm that a limited partnership is in compliance with the laws of the District of Columbia. The affirmation must be signed by all general and limited partners to validate the business operations. The types of District of Columbia Affirmation of Business Operation For Domestic and Foreign Limited Partnership include: 1. Domestic Limited Partnership Affirmation: This affirmation is used to affirm that the partnership is in compliance with the laws of the District of Columbia and that all partners are properly registered. 2. Foreign Limited Partnership Affirmation: This affirmation is used to affirm that a foreign limited partnership is in compliance with the laws of the District of Columbia and that all partners are properly registered.