Consent of PricewaterhouseCoopers LLP
Exhibit
23.1
CONSENT
OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We
hereby
consent to the incorporation by reference in Southern Union Company’s
Registration Statement on Form S-3 (No. 333-102388)
of our
report dated March 16, 2006, except with respect to our opinion on the
consolidated financial statements insofar as it relates to the effects of the
discontinued operations as discussed in the fifth paragraph of Note 3, as to
which the date is July 17, 2006, relating to the consolidated financial
statements, management’s assessment of the effectiveness of internal control
over financial reporting and the effectiveness of internal control over
financial reporting, which appears in the Current Report on Form 8-K of Southern
Union Company dated July 17, 2006. We also consent to the reference to us under
the heading “Experts” in such Registration Statement.
/s/
PricewaterhouseCoopers LLP
Houston,
Texas
August
9,
2006