Emma Alberici's controversial story on corporate tax contained nine errors or omissions of fact, according to documents given to a Senate standing committee.

The ABC has formally responded to several questions on notice after a fiery Senate estimates in February.

According to responses from the ABC tabled with the Senate's Standing Committee on Environment and Communications, a number of elements in Alberici's story were "misleading".

The responses come after managing director Michelle Guthrie said the ABC had "clearly failed" by publishing a news story and subsequent analysis piece by chief economics correspondent Emma Alberici.