12 CFR § 249.100 - Net stable funding ratio.

---
identifier: "/us/cfr/t12/s249.100"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "12 CFR § 249.100 - Net stable funding ratio."
title_number: 12
title_name: "Banks and Banking"
section_number: "249.100"
section_name: "Net stable funding ratio."
chapter_name: "FEDERAL RESERVE SYSTEM"
subchapter_number: "A"
subchapter_name: "BOARD OF GOVERNORS OF THE FEDERAL RESERVE SYSTEM"
part_number: "249"
part_name: "LIQUIDITY RISK MEASUREMENT, STANDARDS, AND MONITORING (REGULATION WW)"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "12 U.S.C. 248(a), 321-38a, 481-486, 1467a(g)(1), 1818, 1828, 1831p-1, 1831o-1, 1844(b), 5365, 5366, 5368; 12 U.S.C. 3101"
regulatory_source: "79 FR 61523, 61539, Oct. 10, 2014, unless otherwise noted."
cfr_part: "249"
---


# 249.100 Net stable funding ratio.

(a) *Minimum net stable funding ratio requirement.* A Board-regulated institution must maintain a net stable funding ratio that is equal to or greater than 1.0 on an ongoing basis in accordance with this subpart.

(b) *Calculation of the net stable funding ratio.* For purposes of this part, a Board-regulated institution's net stable funding ratio equals:

(1) The Board-regulated institution's available stable funding (ASF) amount, calculated pursuant to § 249.103, as of the calculation date; divided by

(2) The Board-regulated institution's required stable funding (RSF) amount, calculated pursuant to § 249.105, as of the calculation date.