Exhibit 31.1

CERTIFICATIONS

Louisville Gas and Electric Company

I, Victor A. Staffieri, Chairman of the Board, President and
Chief Executive Officer, certify that:

1. I have reviewed this quarterly report on Form 10-Q of
Louisville Gas and Electric Company;

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 and cash flows of the registrant as
of, and for, the periods presented in this 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-15(e) and 15d-15(e)) 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
   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 the end of the
   period covered by 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
   quarter (the registrant's fourth fiscal quarter 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 officer and I have
disclosed, based on our most recent evaluation of internal
control over financial reporting, 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 information; 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:  May 4, 2006

/s/  Victor A. Staffieri
Victor A. Staffieri
Chairman of the Board, President and Chief Executive Officer

Exhibit 31.2

Louisville Gas and Electric Company

I, S. Bradford Rives, Chief Financial Officer, certify that:

1. I have reviewed this quarterly report on Form 10-Q of
Louisville Gas and Electric Company;

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 and cash flows of the registrant as
of, and for, the periods presented in this 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-15(e) and 15d-15(e)) 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
   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 the end of the
   period covered by 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
   quarter (the registrant's fourth fiscal quarter 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 officer and I have
disclosed, based on our most recent evaluation of internal
control over financial reporting, 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 information; 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:  May 4, 2006

/s/  S. Bradford Rives
S. Bradford Rives
Chief Financial Officer

Exhibit 31.3

Kentucky Utilities Company

I, Victor A. Staffieri, Chairman of the Board, President and
Chief Executive Officer, certify that:

1. I have reviewed this quarterly report on Form 10-Q of
Kentucky Utilities Company;

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 and cash flows of the registrant as
of, and for, the periods presented in this 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-15(e) and 15d-15(e)) 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
   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 the end of the
   period covered by 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
   quarter (the registrant's fourth fiscal quarter 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 officer and I have
disclosed, based on our most recent evaluation of internal
control over financial reporting, 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 information; 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:  May 4, 2006

/s/  Victor A. Staffieri
Victor A. Staffieri
Chairman of the Board, President and Chief Executive Officer

Exhibit 31.4

Kentucky Utilities Company

I, S. Bradford Rives, Chief Financial Officer, certify that:

1. I have reviewed this quarterly report on Form 10-Q of
Kentucky Utilities Company;

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 and cash flows of the registrant as
of, and for, the periods presented in this 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-15(e) and 15d-15(e)) 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
   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 the end of the
   period covered by 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
   quarter (the registrant's fourth fiscal quarter 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 officer and I have
disclosed, based on our most recent evaluation of internal
control over financial reporting, 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 information; 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:  May 4, 2006

/s/  S. Bradford Rives
S. Bradford Rives
Chief Financial Officer