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EXHIBIT 31.1
I, William H. Rastetter, Ph.D., certify that:
- 1.
- I
have reviewed this annual report on Form 10-K/A of IDEC Pharmaceuticals Corporation;
- 2.
- Based
on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of
the circumstances under which such statements were made, not misleading with respect to the period covered by this annual report;
- 3.
- Based
on my knowledge, the financial statements, and other financial information included in this annual report, fairly present in all material respects the financial condition,
results of operations and cash flows of the registrant as of, and for, the periods presented in this annual report;
- 4.
- The
registrant's other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-14 and 15d-14)
for the registrant and have:
- a)
- designed
such disclosure controls and procedures to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others
within those entities, particularly during the period in which this annual report is being prepared;
- b)
- evaluated
the effectiveness of the registrant's disclosure controls and procedures as of a date within 90 days prior to the filing date of this annual report (the "Evaluation Date");
and
- c)
- presented
in this annual report our conclusions about the effectiveness of the disclosure controls and procedures based on our evaluation as of the Evaluation Date;
- 5.
- The
registrant's other certifying officer and I have disclosed, based on our most recent evaluation, to the registrant's auditors and the audit committee of registrant's board of
directors (or persons performing the equivalent function):
- a)
- all
significant deficiencies in the design or operation of internal controls which could adversely affect the registrant's ability to record, process, summarize and report financial
data and have identified for the registrant's auditors any material weaknesses in internal controls; and
- b)
- any
fraud, whether or not material, that involves management or other employees who have a significant role in the registrant's internal controls; and
- 6.
- The registrant's other certifying officer and I have indicated in this annual report whether there were significant changes in internal controls or in other factors that could significantly affect internal controls subsequent to the date of our most recent evaluation, including any corrective actions with regard to significant deficiencies and material weaknesses.
Date: October 2, 2003
| /s/ WILLIAM H. RASTETTER, PH.D. William H. Rastetter, Ph.D. Chairman of the Board and Chief Executive Officer (Principal Executive Officer) |
I, Edward M. Rodriguez, certify that:
- 1.
- I
have reviewed this annual report on Form 10-K/A of IDEC Pharmaceuticals Corporation;
- 2.
- Based
on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of
the circumstances under which such statements were made, not misleading with respect to the period covered by this annual report;
- 3.
- Based
on my knowledge, the financial statements, and other financial information included in this annual report, fairly present in all material respects the financial condition,
results of operations and cash flows of the registrant as of, and for, the periods presented in this annual report;
- 4.
- The
registrant's other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-14 and 15d-14)
for the registrant and have:
- a)
- designed
such disclosure controls and procedures to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others
within those entities, particularly during the period in which this annual report is being prepared;
- b)
- evaluated
the effectiveness of the registrant's disclosure controls and procedures as of a date within 90 days prior to the filing date of this annual report (the "Evaluation Date");
and
- c)
- presented
in this annual report our conclusions about the effectiveness of the disclosure controls and procedures based on our evaluation as of the Evaluation Date;
- 5.
- The
registrant's other certifying officer and I have disclosed, based on our most recent evaluation, to the registrant's auditors and the audit committee of registrant's board of
directors (or persons performing the equivalent function):
- a)
- all
significant deficiencies in the design or operation of internal controls which could adversely affect the registrant's ability to record, process, summarize and report financial
data and have identified for the registrant's auditors any material weaknesses in internal controls; and
- b)
- any
fraud, whether or not material, that involves management or other employees who have a significant role in the registrant's internal controls; and
- 6.
- The registrant's other certifying officer and I have indicated in this annual report whether there were significant changes in internal controls or in other factors that could significantly affect internal controls subsequent to the date of our most recent evaluation, including any corrective actions with regard to significant deficiencies and material weaknesses.
Date: October 2, 2003
| /s/ EDWARD M. RODRIGUEZ Edward M. Rodriguez Vice President, Finance and Controller (Principal Financial and Accounting Officer) |
CERTIFICATIONS