Find API pages for calendars, properties, seasons, and Time of Use data.
Use Tariff & Rate Components APIs to understand the supporting data that determines how tariff rates apply over time, by location, and by customer context.
Choose a Tariff & Rate Components endpoint
Return full or filtered calendar definitions for a utility.
Return one calendar and its event definitions by calendarId.
Return actual dates for calendar events.
Return Property Keys and sub-property keys based on search criteria.
Return one Property Key by keyName.
Return season groups for a given LSE.
Return a Time of Use group by lseId and touGroupId.
Return one Time of Use definition by touId.
Return intervals for a full Time of Use group.
Return intervals for a specific touId.
Create a private Time of Use definition with special API permissions.
Explore component models
Learn how Property Keys model tariff applicability, calculation inputs, choices, formulas, lookup-backed values, and demand-related fields.
Learn how calendars model billing dates, holiday schedules, pricing period events, and calendar dates.
Learn how seasons and season groups model parts of the year that can use different rate amounts.
Learn how Time of Use groups, definitions, periods, and intervals model times when tariff rate prices can differ.