There is one summary for H.R.4583. Bill summaries are authored by CRS.

Shown Here:
Introduced in House (02/03/2010)

Stand By Your Ad Act of 2010 - Amends the Federal Election Campaign Act of 1971 to require certain campaign-related communications which are paid for by certain tax-exempt organizations or political organizations to include a statement naming their five largest donors.

Requires organizations to include information on their largest donors in reports on independent expenditures and electioneering communications.