UNITED STATES SECURITIES AND EXCHANGE COMMISSION

~~SECURITIES~~Washington, ~~AND~~DC ~~EXCHANGE COMMISSION~~20549

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 ORor 15(d) of ~~The~~the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): ~~February~~March 1412, 2018

~~TERRA~~Terra ~~NITROGEN~~Nitrogen ~~COMPANY~~Company, L.P.

(Exact name of registrant as specified in its charter)

Delaware	033-43007	73-1389684
(State or other jurisdiction	(Commission File Number)	(IRS Employer
of incorporation)		Identification ~~No.~~Number)

4 Parkway North, Suite 400Deerfield, Illinois		60015
4 Parkway North, Suite 400 Deerfield, Illinois		60015
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code: (847) 405-2400

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

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

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

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

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

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company o

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o

Item 23.0201. ~~Results~~ Notice of ~~Operations~~Delisting ~~and~~or ~~Financial~~Failure ~~Condition~~to Satisfy a Continued Listing Rule or Standard; Transfer of Listing.

On ~~February~~March 1412, 2018, Terra Nitrogen Company, L.P., a Delaware limited partnership (the “Company”), ~~issued~~notified athe ~~press~~New ~~release~~York ~~announcing~~Stock Exchange (the “NYSE”) of its ~~results~~intention ~~for~~to withdraw voluntarily its common units representing limited partner interests (the ~~quarter~~“Common ~~ended~~Units”) ~~December~~from listing on the NYSE and from registration on the NYSE under Section 3112(b) of the Securities Exchange Act of 1934, ~~2017~~as amended (the “Exchange Act”). ~~The~~In ~~press~~connection ~~release~~therewith, isthe ~~attached~~Company ~~hereto~~notified asthe ~~Exhibit~~NYSE 99of its intention to file, on March 22, 2018, a Form 25 with the Securities and Exchange Commission (the “SEC”) to withdraw voluntarily the Common Units from listing on the NYSE and from registration on the NYSE under Section 12(b) of the Exchange Act. The Common Units will continue to be listed through April 1, 2018 and will no longer be listed on April 2, 2018. The Company intends to file a Form 15 with the SEC on April 2, 2018 to notify the SEC of the suspension of its reporting obligations under the Exchange Act.

The ~~information~~actions ~~set~~described ~~forth~~above ~~herein,~~are ~~including~~being taken in anticipation of the ~~exhibit~~purchase ~~attached~~on ~~hereto~~April 2, ~~shall~~2018 ~~not~~by beTerra ~~deemed~~Nitrogen ~~"filed"~~GP ~~for~~Inc., ~~purposes~~a ofDelaware ~~Section~~corporation 18(“TNGP”), of all of the ~~Securities~~issued ~~Exchange~~and ~~Act~~outstanding Common Units not already owned by affiliates of ~~1934~~TNGP. As previously announced on February 7, as2018, ~~amended~~TNGP has elected to exercise the right, ~~nor~~assigned ~~shall~~to itTNGP beby ~~deemed~~the ~~incorporated~~Company, to purchase all of the issued and outstanding Common Units not already owned by ~~reference~~TNGP inor ~~any~~its ~~filing~~affiliates ~~under~~on April 2, 2018 for a cash purchase price of $84.033 per Common Unit in accordance with the ~~Securities~~Company’s ~~Act~~partnership agreement. As a result of ~~1933~~the purchase, asthe ~~amended,~~Company ~~except~~will asbecome ~~shall~~a bewholly ~~expressly~~owned ~~set~~subsidiary ~~forth~~of byCF ~~specific~~Industries ~~reference~~Holdings, Inc., inand ~~any~~there ~~such~~will ~~filing~~no longer be a public market for the Common Units.

~~Item~~A 9copy of the press release announcing the Company’s intention to delist and deregister the Common Units is furnished as Exhibit 99.~~01. Financial~~1 ~~Statements~~hereto and ~~Exhibits~~is incorporated herein by reference.

~~(d)~~ Item 9.01. Financial Statements and Exhibits.

Exhibit No.		Description of Exhibit
99.1		Press release dated February 14, 2018

(d) Exhibits.

Exhibit Number		Description of Exhibit

99.1		Press release dated March 12, 2018

~~SIGNATURES~~2

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

		TERRA NITROGEN COMPANY, L.P.
		By:	Terra Nitrogen GP Inc.
		Its:	General Partner
		By:	/s/ Dennis P. Kelleher
		Name:	Dennis P. Kelleher
		Title:	Senior Vice President and Chief Financial Officer
Date:	February 14, 2018

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

Date:	March 12, 2018	TERRA NITROGEN COMPANY, L.P.
		By:	Terra Nitrogen GP Inc.
		Its:	General Partner

		By:		/s/ Douglas C. Barnard
		Name:		Douglas C. Barnard
		Title:		Senior Vice President, General Counsel, and Secretary

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