Capital Income Builder, Inc.
                             333 South Hope Street
                       Los Angeles, California 90071-1406
                              Phon (213) 486 9200


                                  CERTIFICATION

I, James B. Lovelace, certify that:

1.   I have reviewed this report on Form N-CSR of Capital Income Builder, Inc.;

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 officer(s) and I are responsible for
     establishing and maintaining disclosure controls and procedures (as defined
     in rule 30a-2(c) under the Investment Company Act) 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 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
     report (the "Evaluation Date"); and

     c) presented in this 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(s) and I have disclosed, based on
     our most recent evaluation, 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 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(s) and I have indicated in this
     report whether or not 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: July 7, 2003


/s/ James B. Lovelace
James B. Lovelace, Chairman and Principal
Executive Officer

Capital Income Builder, Inc.



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                          Capital Income Builder, Inc.
                             333 South Hope Street
                       Los Angeles, California 90071-1406
                              Phone (213) 486 9200

                                  CERTIFICATION

I, Anthony W. Hynes, Jr., certify that:

1.   I have reviewed this report on Form N-CSR of Capital Income Builder, Inc.;

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 officer(s) and I are responsible for
     establishing and maintaining disclosure controls and procedures (as defined
     in rule 30a-2(c) under the Investment Company Act) 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 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
     report (the "Evaluation Date"); and

     c) presented in this 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(s) and I have disclosed, based on
     our most recent evaluation, 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 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(s) and I have indicated in this
     report whether or not 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: July 7, 2003


/s/ Anthony W. Hynes, Jr.
Anthony W. Hynes, Jr., Treasurer
Capital Income Builder, Inc.