There is one summary for H.R.7522. Bill summaries are authored by CRS.

Shown Here:
Introduced in House (05/03/1973)

Extends the head of household benefits under the Internal Revenue Code of 1954 to unremarried widows and widowers, and individuals who have attained age 35 and who have never been married or who have been separated or divorced for 1 year or more, who maintain their own households.