WASHINGTON -- A campaign launched this week by the Securities Industry Association has escalated the long-running battle over granting securities powers to banks.

The Wall Street trade group invited its more than 600 members to collect evidence of "tying" abuses - in which banks make a loan or credit enhancement only if they also get underwriting business. The allegations relate chiefly to letters of credit that may be tied to bond underwritings.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.