Revises international worker rights provisions.

Requires OPIC to institute a climate change mitigation action plan.

Prohibits OPIC from approving any contract for any project which significantly involves an extractive industry (as defined by this Act) without: (1) prior congressional notification; and (2) investor and host country agreement to implement Extractive Industries Transparency Initiative principles.

Prohibits OPIC from providing assistance for: (1) any railway connection that does not traverse or connect with Armenia and does connect Azerbaijan and Turkey; (2) a project with North Korea, Sudan, or Iran; or (3) an energy sector project of $20 million or more.

Provides for increased project transparency.

Authorizes OPIC programs in Iraq.

(Sec. 4) Requires that OPIC give preferential consideration to investment projects in less developed countries whose governments are receptive to private enterprise.

(Sec. 5) Requires that OPIC: (1) support projects only in countries which have made or are making significant progress towards implementation of laws that substantially provide international worker rights (such prohibition shall not apply to humanitarian assistance); and (2) give preference to projects in countries that have adopted and enforce laws that provide international worker rights.

(Sec. 6) Requires that OPIC project applicants: (1) conduct and make publicly available an environmental impact assessment for any project that is likely to have significant adverse environmental impacts; and (2) obtain broad community support for projects that are likely to have significant adverse environmental impacts.

(Sec. 8) Requires that OPIC institute a climate change mitigation action plan that includes the following: (1) clean and efficient energy technology; (2) environmental impact assessments; and (3) reports to the appropriate congressional committees.

Prohibits OPIC from approving any contract of insurance or reinsurance or any guaranty, or enter into any agreement to provide financing of $10 million or more for any project which significantly involves an extractive industry (as defined by this Act) without: (1) prior congressional notification; and (2) investor and host country agreement to implement Extractive Industries Transparency Initiative principles.

(Sec. 9) Prohibits OPIC assistance for any railway connection that does not traverse or connect with Armenia and does connect Azerbaijan and Turkey.

(Sec. 10) Prohibits OPIC assistance to an applicant: (1) that has an investment commitment valued at $20 million or more in the energy sector of a country that is a state sponsor of terrorism; or (2) that has an outstanding loan or extension of credit (the sale of goods, other than food or medicine, on any terms other than a cash basis) to the government of a state sponsor of terrorism.

Exempts from such prohibition investments, business, or projects in certain areas of Sudan, (Southern Sudan, Southern Kordofan/Nuba Mountains State, Blue Nile State, and Abyei, Darfur) if OPIC determines that such activities will provide humanitarian relief, promote self-sufficiency, or support peace agreements.

Terminates such prohibition if the President certifies to the appropriate congressional committees that a country: (1) is no longer a state sponsor of terrorism; (2) does not possess nuclear weapons or a significant nuclear weapons program; and (3) is not committing genocide or ethnic cleansing.

(Sec. 11) Provides for increased project transparency.

Directs OPIC to maintain an Office of Accountability to provide project problem-solving services and to review OPIC compliance with environmental, social, worker rights, human rights, and transparency policies.

(Sec. 12) Requires that OPIC refer to the Department of Justice information concerning specified fraud or breach of contract activities.

(Sec. 13) Sets forth provisions respecting transparency and accountability of OPIC investment funds.

(Sec. 14) Authorizes OPIC programs in Iraq.

(Sec. 15) Provides that OPIC project support in the West Bank and Gaza must be in compliance with other statutory provisions respecting U.S. assistance to these areas.

Prohibits OPIC project support in Gaza or the West Bank unless the Secretary of State determines that the project location is not under the effective control of Hamas or other foreign terrorist organization.

(Sec. 16) Requires that OPIC notify the House Committee on Foreign Affairs and the Senate Committee on Foreign Relations within 15 days after OPIC's maximum contingent liability outstanding at any one time exceeds the previous fiscal year's maximum contingent liability by 25%.

(Sec. 17) Requires that OPIC commit adequate staff and resources to assist small businesses and investors in the United States obtain insurance, reinsurance, financing, and other types of OPIC support.

(Sec. 18) Makes technical corrections.

(Sec. 19) Sets forth effective date provisions.

Overseas Private Investment Corporation Reauthorization Act of 2007 - (Sec. 3) Amends the Foreign Assistance Act of 1961 to extend Overseas Private Investment Corporation (OPIC) authority to make loans and issue investment insurance and investment guarantees through September 30, 2011.

(Sec. 4) Requires that OPIC give preferential consideration to investment projects in less developed countries whose governments are receptive to private enterprise.

(Sec. 5) Requires that OPIC: (1) support projects only in countries which have made or are making significant progress towards implementation of laws that substantially provide international worker rights (such prohibition shall not apply to humanitarian assistance); and (2) give preference to projects in countries that have adopted and enforce laws that provide international worker rights.

(Sec. 6) Requires that OPIC project applicants: (1) conduct and make publicly available an environmental impact assessment for any project that is likely to have significant adverse environmental impacts; and (2) obtain broad community support for projects that are likely to have significant adverse environmental impacts.

(Sec. 8) Requires that OPIC institute a climate change mitigation action plan that includes the following: (1) clean and efficient energy technology; (2) environmental impact assessments; and (3) reports to the appropriate congressional committees.

Prohibits OPIC from approving any contract of insurance or reinsurance or any guaranty, or enter into any agreement to provide financing of $10 million or more for any project which significantly involves an extractive industry (as defined by this Act) without: (1) prior congressional notification; and (2) investor and host country agreement to implement Extractive Industries Transparency Initiative principles.

(Sec. 9) Prohibits OPIC assistance for any railway connection that does not traverse or connect with Armenia and does connect Azerbaijan and Turkey.

(Sec. 10) Prohibits OPIC assistance to an applicant: (1) that has an investment commitment valued at $20 million or more in the energy sector of a country that is a state sponsor of terrorism; or (2) that has an outstanding loan or extension of credit (the sale of goods, other than food or medicine, on any terms other than a cash basis) to the government of a state sponsor of terrorism.

Exempts from such prohibition investments, business, or projects in certain areas of Sudan, (Southern Sudan, Southern Kordofan/Nuba Mountains State, Blue Nile State, and Abyei, Darfur) if OPIC determines that such activities will provide humanitarian relief, promote self-sufficiency, or support peace agreements.

Terminates such prohibition if the President certifies to the appropriate congressional committees that a country: (1) is no longer a state sponsor of terrorism; (2) does not possess nuclear weapons or a significant nuclear weapons program; and (3) is not committing genocide or ethnic cleansing.

(Sec. 11) Provides for increased project transparency.

Directs OPIC to maintain an Office of Accountability to provide project problem-solving services and to review OPIC compliance with environmental, social, worker rights, human rights, and transparency policies.

(Sec. 12) Requires that OPIC refer to the Department of Justice information concerning specified fraud or breach of contract activities.

(Sec. 13) Sets forth provisions respecting transparency and accountability of OPIC investment funds.

(Sec. 14) Authorizes OPIC programs in Iraq.

(Sec. 15) Provides that OPIC project support in the West Bank and Gaza must be in compliance with other statutory provisions respecting U.S. assistance to these areas.

Prohibits OPIC project support in Gaza or the West Bank unless the Secretary of State determines that the project location is not under the effective control of Hamas or other foreign terrorist organization.

(Sec. 16) Requires that OPIC notify the House Committee on Foreign Affairs and the Senate Committee on Foreign Relations within 15 days after OPIC's maximum contingent liability outstanding at any one time exceeds the previous fiscal year's maximum contingent liability by 25%.

(Sec. 17) Requires that OPIC commit adequate staff and resources to assist small businesses and investors in the United States obtain insurance, reinsurance, financing, and other types of OPIC support.

(Sec. 18) Makes technical corrections.

(Sec. 19) Sets forth effective date provisions.

(Sec. 3) States that OPIC may insure, reinsure, guaranty, or finance a project only if the country in which the project is to be undertaken: (1) is eligible for designation as a beneficiary developing country under the Generalized System of Preferences (GSP) and has not been determined to be ineligible for such designation based upon its record on worker rights or child labor; or (2) if not eligible for such GSP designation, the government has taken or is taking steps to afford workers internationally recognized worker rights.

Gives preference to projects in countries that have adopted and enforce laws that provide international worker rights.

(Sec. 4) Requires that OPIC give preferential consideration to investment projects in less developed countries whose governments are receptive to private enterprise.

(Sec. 5) Requires that OPIC institute a climate change mitigation action plan that includes the following: (1) clean and efficient energy technology; (2) environmental impact assessments; and (3) reports to the appropriate congressional committees.

Directs OPIC to provide notice of consideration of approval of a project to provide financing of $10 million or more which significantly involves an extractive industry (as defined by this Act) to the appropriate congressional committees not later than 60 days before approval.

Gives preference to projects where the investor and the host country have agreed to implement Extractive Industries Transparency Initiative principles.

(Sec. 6) Provides for increased project transparency.

Directs OPIC to maintain an Office of Accountability to provide project problem-solving services and to review OPIC compliance with environmental, social, worker rights, human rights, and transparency policies.

(Sec. 7) Sets forth provisions respecting transparency and accountability of OPIC investment funds.

(Sec. 8) Prohibits OPIC assistance for any railway connection that connects Azerbaijan and Turkey without traversing or connecting with Armenia.

(Sec. 9) Prohibits OPIC assistance to an applicant who is involved in a "discouraged transaction" with state sponsors of terrorism.

Defines "discouraged transaction" as: (1) an investment commitment of $20 million or more by the investor in the energy sector of a state sponsor of terrorism; (2) a loan or credit extension of more than $5 million to the government of a state sponsor of terrorism that is outstanding on the date OPIC enters into a contract with the investor and for which payment is not required within 45 days; and (3) the transfer by the investor of goods that are included on the U.S. Munitions List to a state sponsor of terrorism within the three-year period preceding the date OPIC enters into a contract with the investor.

Exempts from such prohibition investments, business, or projects in certain areas of Sudan (Southern Sudan, Southern Kordofan/Nuba Mountains State, Blue Nile State, and Abyei, Darfur) if OPIC determines that such activities will provide humanitarian relief, promote self-sufficiency, or support peace agreements.

(Sec. 10) Directs OPIC to notify the House Committee on Foreign Affairs and the Senate Committee on Foreign Relations within 15 days after OPIC's maximum contingent liability outstanding at any one time exceeds the previous fiscal year's maximum contingent liability by 25%.

(Sec. 11) Authorizes OPIC programs in Iraq.

(Sec. 12) Directs OPIC to: (1) report to House Committee on Foreign Affairs and the Senate Committee on Foreign Relations on the feasibility of broadening OPIC assistance to projects that provide support to low-income home buyers; and (2) provide such assistance if feasible.

(Sec. 13) Requires that OPIC commit adequate staff and resources to assist small businesses and investors in the United States obtain insurance, reinsurance, financing, and other types of OPIC support.

(Sec. 14) Makes technical corrections.