43-105. Internal revenue code; definition; application

A. For the purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2009, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2010, including those provisions that became effective during 2009 with the specific adoption of all federal retroactive effective dates, but excluding any change to the code enacted after January 1, 2010.

B. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2008 through December 31, 2009, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2009, including those provisions that became effective during 2008 with the specific adoption of all federal retroactive effective dates, and including those provisions of the American recovery and reinvestment act of 2009 (P.L. 111-5) except section 1211, the consumer assistance to recycle and save act of 2009 (P.L. 111-32) and the worker, homeownership, and business assistance act of 2009 (P.L. 111-92) except section 13 that are retroactively effective during taxable years beginning from and after December 31, 2008 through December 31, 2009.

C. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2007 through December 31, 2008, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2008, including those provisions that became effective during 2007 with the specific adoption of all federal retroactive effective dates and including those provisions of the economic stimulus act of 2008 (P.L. 110-185), the heroes earnings assistance and relief tax act of 2008 (P.L. 110-245), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246), the housing assistance tax act of 2008 (P.L. 110-289), the emergency economic stabilization act of 2008 (P.L. 110-343), the worker, retiree, and employer recovery act of 2008 (P.L. 110-458), the American recovery and reinvestment act of 2009 (P.L. 111-5) except section 1211 and the worker, homeownership, and business assistance act of 2009 (P.L. 111-92) except section 13 that are retroactively effective during taxable years beginning from and after December 31, 2007 through December 31, 2008.

D. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2006 through December 31, 2007, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2007, including those provisions that became effective during 2006 with the specific adoption of all federal retroactive effective dates and including those provisions of the small business and work opportunity tax act of 2007 (P.L. 110-28), the energy independence and security act of 2007 (P.L. 110-140), Public Law 110-141, the mortgage forgiveness debt relief act of 2007 (P.L. 110-142), the tax technical corrections act of 2007 (P.L. 110-172), the economic stimulus act of 2008 (P.L. 110-185), the heroes earnings assistance and relief tax act of 2008 (P.L. 110-245), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246), the housing assistance tax act of 2008 (P.L. 110-289), the emergency economic stabilization act of 2008 (P.L. 110-343) and the worker, retiree, and employer recovery act of 2008 (P.L. 110-458) that are retroactively effective during taxable years beginning from and after December 31, 2006 through December 31, 2007.

E. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2005 through December 31, 2006, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2006, including those provisions that became effective during 2005 with the specific adoption of all federal retroactive effective dates and including those provisions of the tax increase prevention and reconciliation act of 2005 (P.L. 109-222), the pension protection act of 2006 (P.L. 109-280), the tax relief and health care act of 2006 (P.L. 109-432), the small business and work opportunity tax act of 2007 (P.L. 110-28), the mortgage forgiveness debt relief act of 2007 (P.L. 110-142), the tax technical corrections act of 2007 (P.L. 110-172), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) and the housing assistance tax act of 2008 (P.L. 110-289) that are retroactively effective during taxable years beginning from and after December 31, 2005 through December 31, 2006.

F. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2004 through December 31, 2005, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2005, including those provisions that became effective during 2004 with the specific adoption of all federal retroactive effective dates and including those provisions of the Katrina emergency tax relief act of 2005 (P.L. 109-73), the energy tax incentives act of 2005 (title XIII of the energy policy act of 2005 (P.L. 109-58)), the gulf opportunity zone act of 2005 (P.L. 109-135), the tax technical corrections act of 2007 (P.L. 110-172), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) and the housing assistance tax act of 2008 (P.L. 110-289) that are retroactively effective during taxable years beginning from and after December 31, 2004 through December 31, 2005.

G. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2003 through December 31, 2004, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2004, including those provisions that became effective during 2003 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the Katrina emergency tax relief act of 2005 (P.L. 109-73), the energy tax incentives act of 2005 (title XIII of the energy policy act of 2005 (P.L. 109-58)), the gulf opportunity zone act of 2005 (P.L. 109-135), the tax technical corrections act of 2007 (P.L. 110-172) and the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) that are retroactively effective during taxable years beginning from and after December 31, 2003 through December 31, 2004.

H. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2002 through December 31, 2003, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2003, including those provisions that became effective during 2002 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the jobs and growth tax relief reconciliation act of 2003 (P.L. 108-27), the military family tax relief act of 2003 (P.L. 108-121), the medicare prescription drug, improvement, and modernization act of 2003 (P.L. 108-173), the tax technical corrections act of 2007 (P.L. 110-172) and the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) that are retroactively effective during taxable years beginning from and after December 31, 2002 through December 31, 2003.

I. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2001 through December 31, 2002, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on March 9, 2002, including those provisions that became effective during 2001 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the jobs and growth tax relief reconciliation act of 2003 (P.L. 108-27), the military family tax relief act of 2003 (P.L. 108-121), the tax technical corrections act of 2007 (P.L. 110-172) and the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) that are retroactively effective during taxable years beginning from and after December 31, 2001 through December 31, 2002.

J. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2000 through December 31, 2001, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2001, including those provisions that became effective during 2000 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the economic growth and tax relief reconciliation act of 2001 (P.L. 107-16), the job creation and worker assistance act of 2002 (P.L. 107-147), the military family tax relief act of 2003 (P.L. 108-121) and the tax technical corrections act of 2007 (P.L. 110-172) that are retroactively effective during taxable years beginning from and after December 31, 2000 through December 31, 2001.

K. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 1999 through December 31, 2000, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2000, including those provisions that became effective during 1999 with the specific adoption of all federal retroactive effective dates and including those provisions of the community renewal tax relief act of 2000 (P.L. 106-554), the installment tax correction act of 2000 (P.L. 106-573), FSC repeal and extraterritorial income exclusion act of 2000 (P.L. 106-519), the trade and development act of 2000 (P.L. 106-200), the economic growth and tax relief reconciliation act of 2001 (P.L. 107-16), the job creation and worker assistance act of 2002 (P.L. 107-147) and the military family tax relief act of 2003 (P.L. 108-121) that are retroactively effective during taxable years beginning from and after December 31, 1999 through December 31, 2000.

43-105. Internal revenue code; definition; application

A. For the purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2009, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2010, including those provisions that became effective during 2009 with the specific adoption of all federal retroactive effective dates, but excluding any change to the code enacted after January 1, 2010.

B. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2008 through December 31, 2009, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2009, including those provisions that became effective during 2008 with the specific adoption of all federal retroactive effective dates, and including those provisions of the American recovery and reinvestment act of 2009 (P.L. 111-5) except section 1211, the consumer assistance to recycle and save act of 2009 (P.L. 111-32) and the worker, homeownership, and business assistance act of 2009 (P.L. 111-92) except section 13 that are retroactively effective during taxable years beginning from and after December 31, 2008 through December 31, 2009.

C. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2007 through December 31, 2008, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2008, including those provisions that became effective during 2007 with the specific adoption of all federal retroactive effective dates and including those provisions of the economic stimulus act of 2008 (P.L. 110-185), the heroes earnings assistance and relief tax act of 2008 (P.L. 110-245), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246), the housing assistance tax act of 2008 (P.L. 110-289), the emergency economic stabilization act of 2008 (P.L. 110-343), the worker, retiree, and employer recovery act of 2008 (P.L. 110-458), the American recovery and reinvestment act of 2009 (P.L. 111-5) except section 1211 and the worker, homeownership, and business assistance act of 2009 (P.L. 111-92) except section 13 that are retroactively effective during taxable years beginning from and after December 31, 2007 through December 31, 2008.

D. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2006 through December 31, 2007, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2007, including those provisions that became effective during 2006 with the specific adoption of all federal retroactive effective dates and including those provisions of the small business and work opportunity tax act of 2007 (P.L. 110-28), the energy independence and security act of 2007 (P.L. 110-140), Public Law 110-141, the mortgage forgiveness debt relief act of 2007 (P.L. 110-142), the tax technical corrections act of 2007 (P.L. 110-172), the economic stimulus act of 2008 (P.L. 110-185), the heroes earnings assistance and relief tax act of 2008 (P.L. 110-245), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246), the housing assistance tax act of 2008 (P.L. 110-289), the emergency economic stabilization act of 2008 (P.L. 110-343) and the worker, retiree, and employer recovery act of 2008 (P.L. 110-458) that are retroactively effective during taxable years beginning from and after December 31, 2006 through December 31, 2007.

E. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2005 through December 31, 2006, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2006, including those provisions that became effective during 2005 with the specific adoption of all federal retroactive effective dates and including those provisions of the tax increase prevention and reconciliation act of 2005 (P.L. 109-222), the pension protection act of 2006 (P.L. 109-280), the tax relief and health care act of 2006 (P.L. 109-432), the small business and work opportunity tax act of 2007 (P.L. 110-28), the mortgage forgiveness debt relief act of 2007 (P.L. 110-142), the tax technical corrections act of 2007 (P.L. 110-172), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) and the housing assistance tax act of 2008 (P.L. 110-289) that are retroactively effective during taxable years beginning from and after December 31, 2005 through December 31, 2006.

F. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2004 through December 31, 2005, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2005, including those provisions that became effective during 2004 with the specific adoption of all federal retroactive effective dates and including those provisions of the Katrina emergency tax relief act of 2005 (P.L. 109-73), the energy tax incentives act of 2005 (title XIII of the energy policy act of 2005 (P.L. 109-58)), the gulf opportunity zone act of 2005 (P.L. 109-135), the tax technical corrections act of 2007 (P.L. 110-172), the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) and the housing assistance tax act of 2008 (P.L. 110-289) that are retroactively effective during taxable years beginning from and after December 31, 2004 through December 31, 2005.

G. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2003 through December 31, 2004, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2004, including those provisions that became effective during 2003 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the Katrina emergency tax relief act of 2005 (P.L. 109-73), the energy tax incentives act of 2005 (title XIII of the energy policy act of 2005 (P.L. 109-58)), the gulf opportunity zone act of 2005 (P.L. 109-135), the tax technical corrections act of 2007 (P.L. 110-172) and the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) that are retroactively effective during taxable years beginning from and after December 31, 2003 through December 31, 2004.

H. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2002 through December 31, 2003, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2003, including those provisions that became effective during 2002 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the jobs and growth tax relief reconciliation act of 2003 (P.L. 108-27), the military family tax relief act of 2003 (P.L. 108-121), the medicare prescription drug, improvement, and modernization act of 2003 (P.L. 108-173), the tax technical corrections act of 2007 (P.L. 110-172) and the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) that are retroactively effective during taxable years beginning from and after December 31, 2002 through December 31, 2003.

I. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2001 through December 31, 2002, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on March 9, 2002, including those provisions that became effective during 2001 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the jobs and growth tax relief reconciliation act of 2003 (P.L. 108-27), the military family tax relief act of 2003 (P.L. 108-121), the tax technical corrections act of 2007 (P.L. 110-172) and the heartland, habitat, harvest and horticulture act of 2008 (P.L. 110-246) that are retroactively effective during taxable years beginning from and after December 31, 2001 through December 31, 2002.

J. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 2000 through December 31, 2001, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2001, including those provisions that became effective during 2000 with the specific adoption of all federal retroactive effective dates and including those provisions of the working families tax relief act of 2004 (P.L. 108-311), the American jobs creation act of 2004 (P.L. 108-357), the economic growth and tax relief reconciliation act of 2001 (P.L. 107-16), the job creation and worker assistance act of 2002 (P.L. 107-147), the military family tax relief act of 2003 (P.L. 108-121) and the tax technical corrections act of 2007 (P.L. 110-172) that are retroactively effective during taxable years beginning from and after December 31, 2000 through December 31, 2001.

K. For purposes of computing income tax pursuant to this title, for taxable years beginning from and after December 31, 1999 through December 31, 2000, "internal revenue code" means the United States internal revenue code of 1986, as amended, in effect on January 1, 2000, including those provisions that became effective during 1999 with the specific adoption of all federal retroactive effective dates and including those provisions of the community renewal tax relief act of 2000 (P.L. 106-554), the installment tax correction act of 2000 (P.L. 106-573), FSC repeal and extraterritorial income exclusion act of 2000 (P.L. 106-519), the trade and development act of 2000 (P.L. 106-200), the economic growth and tax relief reconciliation act of 2001 (P.L. 107-16), the job creation and worker assistance act of 2002 (P.L. 107-147) and the military family tax relief act of 2003 (P.L. 108-121) that are retroactively effective during taxable years beginning from and after December 31, 1999 through December 31, 2000.