# IndexConvention - [OpenAPI fragment](https://www.lusid.com/docs/api/lusid/schemas/IndexConvention.json) - [Rendered page](https://www.lusid.com/docs/api/lusid/schemas/IndexConvention) A set of conventions that describe the conventions for calculation of payments made on rates interbank lending and similar. Based on ISDA 2006 conventions and similar documentation. Please see the knowledge base for further documentation. ## Used by schemas - [LegDefinition](https://www.lusid.com/docs/api/lusid/schemas/LegDefinition.txt) - [FloatSchedule](https://www.lusid.com/docs/api/lusid/schemas/FloatSchedule.txt) - [ForwardRateAgreement](https://www.lusid.com/docs/api/lusid/schemas/ForwardRateAgreement.txt) - [GetIndexConventionResponse](https://www.lusid.com/docs/api/lusid/schemas/GetIndexConventionResponse.txt) - [UpsertIndexConventionRequest](https://www.lusid.com/docs/api/lusid/schemas/UpsertIndexConventionRequest.txt) [< Schemas](https://www.lusid.com/docs/api/lusid/schemas/llms.txt)