| http://www.w3.org/ns/prov#value | - The PTC expired in July 1999 and has been expanded and extended several times through many different laws including the Job Creation and Worker Assistance Act of 2002 (P.L. 107-47), American Jobs Creation Act of 2004 (P.L. 108-357), Energy Policy Act of 2005 (P.L. 109-58) and several others .
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