BT PYRAMID MUTUAL FUNDS
One South Street
Baltimore, Maryland 21202
May 3, 1999
EDGAR Operations Branch
Securities and Exchange Commission
Division of Investment Management
450 Fifth Street, NW
Washington, DC 20549
RE: BT PYRAMID MUTUAL FUNDS (the "Trust")
BT Investment Money Market Fund
BT Investment Equity 500 Index Fund
(collectively, the "Funds")
1933 Act File No. 33-45973
1940 Act File No. 811-7774
Dear Sir or Madam:
Pursuant to Rule 497(j) under the Securities Act of 1933, the above-named Trust
hereby certifies that the definitive forms of prospectus and statement of
additional information, dated April 30, 1999, do not differ from the forms of
prospectus and statement of additional information contained in the most recent
registration statement for the Trust, which was electronically filed under Rule
485(b) as Post-Effective Amendment No. 27 on April 30, 1999.
If you have any questions regarding this certification, please call me at (410)
895-3776.
Very truly yours,
/s/ Daniel O. Hirsch
Daniel O. Hirsch
Secretary
