Lithium Argentina AG 6-K, filed Mar 23, 2020

UNITED STATESSECURITIES AND EXCHANGE COMMISSION

**Washington, DC 20549**

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 or 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

FOR THE MONTH OF MARCH 2020

Commission File Number: 001-38350

LITHIUM AMERICAS CORP. (Translation of Registrant's name into English)

900 West Hastings Street, Suite 300, Vancouver, British Columbia,

**Canada V6C 1E5**

(Address of Principal Executive Office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F

Form 20-F [   ] Form 40-F [ X ]

Indicate by check mark whether the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1) [   ]

Indicate by check mark whether the registrant is "submitting" the Form 6-K in paper as permitted by Regulation S-T "Rule" 101(b)(7) [   ]

On March 20, 2020, Lithium Americas Corp. issued the Notice of Meeting and Record Date attached hereto as Exhibit 99.1, which is hereby incorporated by reference into this report furnished on Form 6-K.

EXHIBIT INDEX

SIGNATURE

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, thereunto duly authorized.

Date: March 20, 2020

Exhibit 99.1

Exhibit 99.1

To: All Canadian Securities Regulatory Authorities

Subject: LITHIUM AMERICAS CORP.

Dear Sir/Madam:

We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:

Sincerely,

ComputershareAgent for LITHIUM AMERICAS CORP.