The changes mandated by the recent regulatory relief law would narrow the definition of "high-volatility commercial real estate" exposures that get a higher risk weight.
The tightening of Senate races in Republican strongholds has raised the prospects of Democrats having even more influence on regulatory appointments and the legislative agenda.
The proposal, required by the regulatory relief package that Congress passed in May, would exempt the healthiest banks from having to count reciprocal deposits as brokered deposits.
Regulators will continue to issue guidance to articulate general views on appropriate practices, but they will not issue enforcement actions based on violations.
The central bank, which received broad authority after the crisis to supervise big banks, is expected to get more attention from lawmakers over its discretion to ease banks’ burden.