As used in this article, unless the context requires a different meaning: “Insurance group” means those insurers and affiliates included within an insurance holding company system as defined in § 38.2-1322. “Insurer” means an insurance company as defined in § 38.2-100, except that “insurer” shall not include agencies, authorities, or instrumentalities of the United States, its possessions and territories, the Commonwealth of Puerto Rico, the District of Columbia, or a state or political subdivision of a state. “NAIC” means the National Association of Insurance Commissioners. “ORSA Guidance Manual” means the current version of the NAIC Own Risk and Solvency Assessment (ORSA) Guidance Manual developed and adopted by the NAIC and as amended from time to time. A change in the ORSA Guidance Manual shall be effective on the January 1 following the calendar year in which the changes have been adopted by the NAIC. “ORSA summary report” means a confidential high-level summary of an insurer or insurance group’s ORSA. “Own Risk and Solvency Assessment” or “ORSA” means a confidential internal assessment, appropriate to the nature, scale, and complexity of an insurer or insurance group, conducted by that insurer or insurance group, of the material and relevant risks associated with the insurer or insurance group’s current business plan, and the sufficiency of capital resources to support those risks.