NIOCORP DEVELOPMENTS LTD — Regulatory Filings 2023

May 2, 2023

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May 2, 2023

VIA EDGAR

Securities and Exchange Commission

Division of Corporation Finance

100 F Street, NE

Washington, DC 20549

Re:
Registration Statement on Form S-3, as amended
(Registration No. 333-270541)

Ladies and Gentlemen:

On behalf of NioCorp Developments Ltd. (“ NioCorp ”), the undersigned hereby requests, pursuant to Rule 461(a) promulgated under the Securities Act of 1933, that the Registration Statement on Form S-3, as amended (File No. 333-270541), of NioCorp be declared effective at 4:15 p.m., New York City time, on Thursday, May 4, 2023, or as soon thereafter as practicable. NioCorp respectfully requests that you notify Andrew C. Thomas of such effectiveness by a telephone call to (216) 586-1041.

Please contact Andrew C. Thomas of Jones Day at (216) 586-1041 if you have any questions concerning this matter. Thank you for your continued attention to this matter.

Very truly yours,
NIOCORP DEVELOPMENTS LTD.
By:	/s/ Neal S. Shah
	Name:	Neal S. Shah
	Title:	Chief
Financial Officer

cc: Andrew C. Thomas, Esq.

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