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:  August 14, 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:  August 14, 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:  August 14, 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:  August 14, 2006

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