The business partner, residing within the cross-application component, signifies a person or an organization with whom business relationships are cultivated. The notion of a business partner is versatile, enabling representations through different views, courtesy of the business partner role. This versatility extends to the business partner category that classifies a business partner and the data to be maintained. Therefore, a business partner in the contract partner role is a prerequisite for creating a contract account, establishing the building blocks for a system where a single business partner can maintain multiple contract accounts, each suited to different scenarios like owning or renting an apartment.

Within the structure of Contract Accounting, the contract account holds a distinctive position, combining all contracts of a contract partner that abide by the same accounting and invoicing terms. Adding to its comprehensive characteristics, a contract account is equipped with a company code group. Comprising of the company codes of its contracts, this attribute opens the door for intercompany invoicing. Beyond being a repository, a contract account serves a functional role where contract accounting documents and invoicing documents are posted.
While a contract account is mandatory before creating a contract, one contract account can cater to several contracts, each as distinct as the division they represent for billing and invoicing.
Stepping into the realm of utilities, the contract is a pure utilities object, marking the agreement between a contract partner and the utilities company that is applicable to a singular division. Besides housing a company code, an essential tool to post the receivables and revenues of a division, a contract carries control data for processes like invoicing, billing, and deregulation. This makes it the posting destination for billing documents.
Elaborating on its inherent properties, a contract is twofold in its dependencies, leaning on both installation and device. A contract establishes its association with the installation during the Move-In process and serves as a crucial link between the technical and business master data. In this tightly interconnected structure, every element functions harmoniously to promote efficient operations.