BLACKROCK FINANCIAL INSTITUTIONS SERIES TRUST
100 Bellevue Parkway
Wilmington, Delaware 19809
August 13, 2018
VIA EDGAR
Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549
| Re: | BlackRock Financial Institutions Series Trust |
Pre-Effective Amendment No. 1
Securities Act File No. 333-225796
Dear Commissioners:
Pursuant to Rule 461 under the Securities Act of 1933, BlackRock Financial Institutions Series Trust (the “Registrant”) requests acceleration of the effective date of Pre-Effective Amendment No. 1 to its Registration Statement on Form N-14 (File No. 333-225796) (the “Amendment”) so that the Amendment is declared effective at 9:00 a.m., Eastern Time, on the 14th of August, 2018, or as soon as practicable thereafter. BlackRock Investments, LLC, the principal underwriter of the Registrant, hereby joins in its request for acceleration of the effectiveness of the Amendment.
If this request is granted, we respectfully request that we be notified by telephone at the time of effectiveness, and that such effectiveness also be confirmed in writing. Please call Jesse Kean of Sidley Austin LLP at (212) 839-8615.
| Very truly yours, | ||
| BLACKROCK FINANCIAL INSTITUTIONS SERIES TRUST | ||
| By: | /s/ Benjamin Archibald | |
| Name: Benjamin Archibald | ||
| Title: Secretary | ||
| BLACKROCK INVESTMENTS, LLC | ||
| By: | /s/ Jonathan Diori | |
| Name: Jonathan Diori | ||
| Title: Managing Director | ||