--- title: Relationships from PIT (Business Rule) description: Various Business Rules are checked after a change is made to a Model Object. These checks ensure the integrity and consistency of the model. This Business Rule checks if there are Relationships from P --- [Skip to content](https://knowledge.bigenius-x.com/relationships-from-pit-business-rule#main-content) [Contact us](https://knowledge.bigenius-x.com/kb-tickets/new?hsLang=en) [Go to Customer Portal](https://knowledge.bigenius-x.com/customer-portal?hsLang=en) [![TRI\_Logo\_biGENIUS\_2020\_RGB\_s](https://knowledge.bigenius-x.com/hs-fs/hubfs/Marketing/TRI_Logo_biGENIUS_2020_RGB_s.png?width=150&height=42&name=TRI_Logo_biGENIUS_2020_RGB_s.png)](https://www.bigenius-x.com/) Open main navigation Close main navigation - [Contact us](https://knowledge.bigenius-x.com/kb-tickets/new) - [Go to Customer Portal](https://knowledge.bigenius-x.com/customer-portal) How can we help you? - There are no suggestions because the search field is empty. 1. [biGENIUS-X Knowledge Base](https://knowledge.bigenius-x.com/?hsLang=en) 2. [Best practices](https://knowledge.bigenius-x.com/best-practices?hsLang=en) 3. [Business Rules](https://knowledge.bigenius-x.com/best-practices?hsLang=en#business-rules) # Relationships from PIT (Business Rule) Various **Business Rules** are checked after a change is made to a **Model Object**. These checks ensure the integrity and consistency of the model. ### Relationships from PIT This Business Rule checks ifthere are Relationships from [PIT tables](https://knowledge.bigenius-x.com/create-a-pit?hsLang=en) to (any kind of) Satellites that do not have Relationships to the same Hub, Link, Business Hub, or Business Link. This check does not have parameters. If the Business Rule validation fails, the following message will be displayed as a **Warning Notification** on the Model Object: > Model object '{ModelObject.Name}' of type '{ModelObject.ModelObjectType.Name}' has relations to model objects defined that are not related to the same {ModelObjectTypes.Hub}, {ModelObjectTypes.Link}, {ModelObjectTypes.BusinessHub} or {ModelObjectTypes.BusinessLink}. 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