API Reference > imodeljs-backend > iModels > IModelDb > IModelDb.Models > getSubModel getSubModel Method Get the sub-model of the specified Element. See IModelDb.Elements.queryElementIdByCode for more on how to find an element by Code. getSubModel<T extends Model<T>>(modeledElementId: string | Code, modelClass?: EntityClassType<Model>): T throws IModelError if the sub-model is not found, cannot be loaded, or fails validation when modelClass is specified. see IModelDb.Models.tryGetSubModel Parameter Type Description modeledElementId string | Code Identifies the modeled element. modelClass EntityClassType<Model> Optional class to validate instance against. This parameter can accept abstract or concrete classes, but should be the same as the template (T) parameter. Returns - T Defined in core/backend/src/IModelDb.ts Line 1419 Last Updated: 29 November, 2022