# StepSchedule - [OpenAPI fragment](https://www.lusid.com/docs/api/lusid/schemas/StepSchedule.json) - [Rendered page](https://www.lusid.com/docs/api/lusid/schemas/StepSchedule) Schedule that steps at known dated points in time. Used in representation of a sinking bond, also called amortisation, steps in coupons for fixed bonds and spreads for floating bonds. ## Referenced schemas - [Schedule](https://www.lusid.com/docs/api/lusid/schemas/Schedule.txt) - [LevelStep](https://www.lusid.com/docs/api/lusid/schemas/LevelStep.txt) ## Used by schemas - [Schedule](https://www.lusid.com/docs/api/lusid/schemas/Schedule.txt) - [LegDefinition](https://www.lusid.com/docs/api/lusid/schemas/LegDefinition.txt) [< Schemas](https://www.lusid.com/docs/api/lusid/schemas/llms.txt)