export interface DocumentBusinessInfo {
    businessId: string | null;
    isBusinessCreditor: boolean;
}
/**
 * Extract business information from a document
 * @param creditorId - Document's creditor_id
 * @param debtorId - Document's debtor_id
 * @param adminBusinessId - Current user's ID
 * @returns Business ID and whether business is the creditor
 * @throws Error if both or neither IDs match adminBusinessId
 */
export declare function extractDocumentBusiness(creditorId: string | null, debtorId: string | null, adminBusinessId: string): DocumentBusinessInfo;
