April 5, 1999
VIA EDGAR
Office of Filings, Information and Consumer Services
U.S. Securities and Exchange Commission
Judiciary Plaza
450 Fifth Street, N.W.
Washington, DC 20549
Dear Sir or Madam:
Re: J.P. Morgan Series Trust (the "Registrant") (File Nos. 333-11125 and
811-07795); Prospectus and Statement of Additional Information dated April 1,
1999
Pursuant to Rule 497(j) under the Securities Act 1933, as amended, the
Registrant hereby certifies that the form of the captioned prospectus and
statement of additional information that would have been filed by the Registrant
pursuant to Rule 497(c) upon the effectiveness of post-effective amendment no.
18 to the Registrant's registration statement on Form N-1A (File
No. 333-11125) (the "Amendment") would not have differed from that contained in
the Amendment, which is the most recent amendment to such registration statement
filed electronically on April 1, 1999 (Accession No.
0001041455-99-000033).
Please direct any comments or questions concerning this certification to
the undersigned at (212) 837-1883.
Very truly yours,
By: /s/ Joseph J Bertini
Joseph J Bertini
Vice President and Assistant General Counsel