EX-99.CERT
CERTIFICATIONS PURSUANT TO SECTION 302
EX-99.CERT
CERTIFICATIONS
I, R. Jay Gerken, certify that:
1. I have reviewed this report on Form N-CSR of Smith Barney Sector Series
Inc. - Smith Barney Financial Services Fund;
2. Based on my knowledge, this 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 report;
3. Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material
respects the financial condition, results of operations, changes in net
assets, and cash flows (if the financial statements are required to
include a statement of cash flows) of the registrant as of, and for, the
periods presented in this report;
4. The registrant's other certifying officers and I are responsible for
establishing and maintaining disclosure controls and procedures (as
defined in Rule 30a-3(c) under the Investment Company Act of 1940) for
the registrant and have:
a) Designed such disclosure controls and procedures, or caused such
disclosure controls and procedures to be designed under our
supervision, 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 report is being prepared;
b) Evaluated the effectiveness of the registrant's disclosure
controls and procedures and presented in this report our
conclusions about the effectiveness of the disclosure controls and
procedures, as of a date within 90 days prior to the filing date
of this report based on such evaluation; and
c) Disclosed in this report any change in the registrant's internal
control over financial reporting that occurred during the
registrant's most recent fiscal half-year (the registrant's second
fiscal half-year in the case of an annual report) that has
materially affected, or is reasonably likely to materially affect,
the registrant's internal control over financial reporting; and
5. The registrant's other certifying officers and I have disclosed to the
registrant's auditors and the audit committee of the registrant's board
of directors (or persons performing the equivalent functions):
a) All significant deficiencies and material weaknesses in the design
or operation of internal control over financial reporting which
are reasonably likely to adversely affect the registrant's ability
to record, process, summarize, and report financial data; and
b) Any fraud, whether or not material, that involves management or
other employees who have a significant role in the registrant's
internal control over financial reporting.
Date: June 30, 2004 /s/ R. Jay Gerken
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R. Jay Gerken
Chief Executive Officer
I, Andrew B. Shoup, certify that:
1. I have reviewed this report on Form N-CSR of Smith Barney Sector Series
Inc. - Smith Barney Financial Services Fund;
2. Based on my knowledge, this 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 report;
3. Based on my knowledge, the financial information included in this report,
and the financial statements on which the financial information is based,
fairly present in all material respects the financial condition, results
of operations, changes in net assets, and cash flows (if the financial
statements are required to include a statement of cash flows) of the
registrant as of, and for, the periods presented in this report;
4. The registrant's other certifying officers and I are responsible for
establishing and maintaining disclosure controls and procedures (as
defined in rule 30a-3(c) under the Investment Company Act) for the
registrant and have:
a) Designed such disclosure controls and procedures, or caused such
disclosure controls and procedures to be designed under our
supervision, 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 report is being prepared;
b) Evaluated the effectiveness of the registrant's disclosure
controls and procedures and presented in this report our
conclusions about the effectiveness of the disclosure controls and
procedures, as of a date within 90 days prior to the filing date
of this report based on such evaluation; and
c) Disclosed in this report any change in the registrant's internal
control over financial reporting that occurred during the
registrant's most recent fiscal half-year (the registrant's second
fiscal half-year in the case of an annual report) that has
materially affected, or is reasonably likely to materially affect,
the registrant's internal control over financial reporting; and
5. The registrant's other certifying officers and I have disclosed to the
registrant's auditors and the audit committee of the registrant's board
of directors (or persons performing the equivalent functions):
a) All significant deficiencies and material weaknesses in the design
or operation of internal control over financial reporting which
are reasonably likely to adversely affect the registrant's ability
to record, process, summarize, and report financial data; and
b) Any fraud, whether or not material, that involves management or
other employees who have a significant role in the registrant's
internal control over financial reporting.
Date: June 30, 2004 /s/ Andrew B. Shoup
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Andrew B. Shoup
Chief Administrative Officer