Requires the financial management, personnel, and procurement functions and responsibilities of the District of Columbia Water and Sewer Authority to be: (1) established exclusively pursuant to rules and regulations adopted by its Board of Directors; and (2) consistent with the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996, as in effect as of the enactment of this Act.

Requires the financial management, personnel, and procurement functions and responsibilities of the District of Columbia Water and Sewer Authority to be: (1) established exclusively pursuant to rules and regulations adopted by its Board of Directors; and (2) consistent with the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996, as in effect as of January 1, 2008.

Repeals the amendment to the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996 made by D.C. Act 17-172 (Jobs for D.C. Residents Amendment Act of 2007) that requires: (1) the Authority's General Manager to be a D.C. resident throughout his or her employment; (2) a 10-point preference be granted to a qualified D.C. resident applicant over a qualified non-resident applicant for all positions within the Authority; (3) all persons hired after the effective date of such Act to submit proof of residency; (5) an applicant claiming the hiring preference to agree in writing to maintain bona fide D.C. residency for a consecutive seven-year period; and (6) forfeiture of such employment if D.C. residency is not maintained.

District of Columbia Water and Sewer Authority Independence Preservation Act - Amends the District of Columbia Home Rule Act to declare that the Chief Financial Officer of the District of Columbia does not have authority over the District of Columbia Water and Sewer Authority's personnel.

Requires the financial management, personnel, and procurement functions and responsibilities of the District of Columbia Water and Sewer Authority to be: (1) established exclusively pursuant to rules and regulations adopted by its Board of Directors; and (2) consistent with the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996, as in effect as of January 1, 2008.

Repeals the amendment to the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996 made by D.C. Act 17-172 (Jobs for D.C. Residents Amendment Act of 2007) that requires: (1) the Authority's General Manager to be a D.C. resident throughout his or her employment; (2) a 10-point preference be granted to a qualified D.C. resident applicant over a qualified non-resident applicant for all positions within the Authority; (3) all persons hired after the effective date of such Act to submit proof of residency; (5) an applicant claiming the hiring preference to agree in writing to maintain bona fide D.C. residency for a consecutive seven-year period; and (6) forfeiture of such employment if D.C. residency is not maintained.

District of Columbia Water and Sewer Authority Independence Preservation Act - Amends the District of Columbia Home Rule Act to declare that the Chief Financial Officer of the District of Columbia does not have authority over the District of Columbia Water and Sewer Authority's personnel.

Requires the financial management, personnel, and procurement functions and responsibilities of the District of Columbia Water and Sewer Authority to be: (1) established exclusively pursuant to rules and regulations adopted by its Board of Directors; and (2) consistent with the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996, as in effect as of January 1, 2008.

Repeals the amendment to the Water and Sewer Authority Establishment and Department of Public Works Reorganization Act of 1996 made by D.C. Act 17-172 (Jobs for D.C. Residents Amendment Act of 2007) that requires: (1) the Authority's General Manager to be a D.C. resident throughout his or her employment; (2) a 10-point preference be granted to a qualified D.C. resident applicant over a qualified non-resident applicant for all positions within the Authority; (3) all persons hired after the effective date of such Act to submit proof of residency; (5) an applicant claiming the hiring preference to agree in writing to maintain bona fide D.C. residency for a consecutive seven-year period; and (6) forfeiture of such employment if D.C. residency is not maintained.