Regulatory Requirements (Tables)

3 Months Ended

Mar. 31, 2018

Regulatory Capital

		At March 31, 2018
$ in millions		Amount	Ratio	Required Ratio¹
Common Equity Tier 1 capital	$	60,568	15.5%	8.6%
Tier 1 capital		69,213	17.7%	10.1%
Total capital		79,363	20.3%	12.1%
Total RWA		390,390	N/A	N/A
Tier 1 leverage		69,213	8.2%	4.0%
Adjusted average assets²		846,868	N/A	N/A
SLR³		69,213	6.3%	5.0%
Supplementary leverage exposure		1,091,518	N/A	N/A

		At December 31, 2017
$ in millions		Amount	Ratio	Required Ratio¹
Common Equity Tier 1 capital	$	61,134	16.5%	7.3%
Tier 1 capital		69,938	18.9%	8.8%
Total capital		80,275	21.7%	10.8%
Total RWA		369,578	N/A	N/A
Tier 1 leverage		69,938	8.3%	4.0%
Adjusted average assets²		842,270	N/A	N/A

Percentages represent minimum required regulatory capital ratios under the transitional rules. Regulatory compliance was determined based on capital ratios calculated under the transitional rules until December 31, 2017.
Adjusted average assets represent the denominator of the Tier 1 leverage ratio and are composed of the average daily balance of consolidated on-balance sheet assets under U.S. GAAP during the current quarter and the quarter ended December 31, 2017, respectively, adjusted for disallowed goodwill, intangible assets, certain deferred tax assets, certain investments in the capital instruments of unconsolidated financial institutions and other adjustments
The SLR became effective as a capital standard on January 1, 2018.

Ratios that are required in order to be considered well-capitalized for U.S. regulatory purposes. Regulatory compliance was determined based on capital ratios calculated under the transitional rules until December 31, 2017.
The SLR became effective as a capital standard on January 1, 2018.

U.S. Broker-Dealer Regulatory Capital Requirements

MS&Co. Regulatory Capital

$ in millions		At March 31, 2018		At December 31, 2017
Net capital	$	12,661	$	10,142
Excess net capital		10,303		8,018