US HB4036

Prohibits Members of Congress, their spouses, and dependents from engaging in short sales of securities, security futures, commodities, or synthetic derivatives issued by companies listed on national stock exchanges

Requires Members of Congress to submit a compliance pledge to their supervising ethics office and produce documentation upon request to demonstrate adherence to the prohibition

Denies tax deductions for any losses resulting from short sales conducted in violation of the law

Authorizes the Attorney General to bring civil actions against willful violators, with penalties up to $50,000 per violation

Prohibits violators from paying penalties using congressional office allowances or political committee funds, and requires public posting of compliance certificates on ethics office websites