UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

~~Washington~~WASHINGTON, D.C. 20549

~~FORM 8-K~~_______________________

FORM 8-K
_______________________

CURRENT REPORT

~~Pursuant~~PURSUANT toTO ~~Section~~SECTION 13 OR 15 (d) ofOF ~~The Securities Exchange Act of 1934~~THE

~~Date~~SECURITIES ofEXCHANGE ~~Report~~ACT ~~(Date~~OF ~~of earliest event reported): January 19, 2010~~1934

MSDate ~~Structured~~of ~~Asset~~report ~~Corp.~~ (~~Issuer~~Date inof ~~Respect~~earliest ofevent ~~SATURNS~~reported): ~~Trust~~January ~~No.~~22, ~~2003-12)~~2010

(Exact name of registrant as specified in its charter)

	MS Structured Asset Corp.

	(Exact Name of Registrant as Specified in Charter)

Delaware	001-16443, 333-64879	13-4026700

(State or Other Jurisdiction	(Commission File	(IRS Employer
of Incorporation)	Number)	Identification No.)

1585 Broadway, Second Floor
New York, New York		10036
Attention: Madhu Philips

(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: 212-761-4000

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Delaware	001-16443	13-4026700
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

~~1585~~ o ~~Broadway,~~ Soliciting ~~New~~material ~~York,~~pursuant ~~New~~to ~~York~~Rule ~~10036~~14a-12 under the Exchange Act (17 CFR 240.14a-12)

~~(Address~~ o of Pre-commencement ~~principal~~communications ~~executive~~pursuant ~~offices,~~to ~~including~~Rule ~~Zip~~14d-2(b) ~~Code~~under the Exchange Act (17 CFR 240.14d-2(b))

~~Registrant's~~ o ~~telephone~~ Pre-commencement ~~number,~~communications ~~including~~pursuant ~~area~~to ~~code:~~Rule 13e-4(~~212~~c) ~~761~~under the Exchange Act (17 CFR 240.13e-~~2520~~4(c))

~~N/A~~Section 8 Other Events

~~(Former name or former address, if changed since last report~~Item 8.)01 Other Events

~~Check~~On January 22, 2010, the ~~appropriate~~Company ~~box~~issued ~~below~~a ifpress ~~the~~release ~~Form~~regarding ~~8-K~~the ~~filing~~occurrence isof a ~~intended~~Trust toWind-Up ~~simultaneously~~Event ~~satisfy~~under the ~~filing~~terms ~~obligation~~ of the ~~registrant~~Trust ~~under~~Agreement ~~any~~governing ofSATURNS Trust ~~the~~No. ~~following~~2003-12 ~~provisions~~and ~~(see~~a ~~General~~liquidating ~~Instruction~~distribution Ato Unitholders, a copy of which is attached as Exhibit 99.2.1 ~~below):~~hereto.

[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Section 8 - Other Events

Item 8.01. Other Events.

This current report on Form 8-K relates to the semi-annual distribution reported to the holders of SATURNS Trust No. 2003-12, which was made on January 19, 2010.

Section 9 - Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits.

(Exhibit No. Description)

99.1 Semi-Annual distribution report pursuant to the Trust Agreement for the distribution on January 19, 2010.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the ~~registrant~~Registrant has duly caused this report to be signed on its behalf by the undersigned ~~hereunto~~hereto duly authorized.

		Bank of America, National Association as successor by merger to LaSalle Bank National Association, in its capacity as Trustee Under the Trust Agreement on behalf of MS Structured Asset Corp., Registrant
Date: January 19, 2010	By:	/s/ Vanessa L. Danner
		Name: Vanessa L. Danner
		Title: Vice President

Date: January 22, 2010

MS STRUCTURED ASSET CORP.
(Registrant)

By: /s/ Brian Neer
Name:  Brian Neer
Title:    President

EXHIBIT INDEX

Exhibit 99.1 Press release, dated January 22, 2010

Filing Compare · MS STRUCTURED SATURNS SERIES 2003-12