Treasury Constant Maturity

---

Implementation details

Class names

Model name	Parameters class	Data class
TreasuryConstantMaturity	TreasuryConstantMaturityQueryParams	TreasuryConstantMaturityData

Import Statement

from openbb_core.provider.standard_models.tmc import (
TreasuryConstantMaturityData,
TreasuryConstantMaturityQueryParams,
)

---

Parameters

• standard
• fred

Name	Type	Description	Default	Optional
start_date	Union[date, str]	Start date of the data, in YYYY-MM-DD format.	None	True
end_date	Union[date, str]	End date of the data, in YYYY-MM-DD format.	None	True
maturity	Literal['3m', '2y']	The maturity	3m	True

Name	Type	Description	Default	Optional
start_date	Union[date, str]	Start date of the data, in YYYY-MM-DD format.	None	True
end_date	Union[date, str]	End date of the data, in YYYY-MM-DD format.	None	True
maturity	Literal['3m', '2y']	The maturity	3m	True

---

Data

• standard
• fred

Name	Type	Description
date	Union[date, str]	The date of the data.
rate	float	TreasuryConstantMaturity Rate.

Name	Type	Description
date	Union[date, str]	The date of the data.
rate	float	TreasuryConstantMaturity Rate.