1838
No federal bank yet
In 1838 there is no federally chartered central bank. United States Notes have not been authorized. That statute is February 1862.

The Second Bank’s federal charter ended in 1836. In 1837 specie payments were suspended in many places. No successor federal bank is chartered this year. The Federal Reserve is 1913.
United States Notes are not yet legal tender. That authorization is the Legal Tender Act of February 1862. This page does not date an Independent Treasury law.