42 Architectural services and urban planning; Engineering services; Technical research in the field of aeronautics; Aircraft design, not including vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Product development, namely, development of aircraft, not including vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Non-land vehicle design services, namely, furnishing design services for the interiors of aircraft; Certification, namely, testing, analysis and evaluation of the goods and services of others to determine conformity with certification standards; Testing, namely, product testing, material testing, environmental testing and inspection services, not including testing of vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Authentication services, namely, analysis and evaluation of the goods and services of others to determine conformity with certification standards and industry standards; Quality control for others; Design services, namely, industrial design, interior design, graphic art design, engineering design services, design of aircraft, not including design of vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking and urban design planning services; Science and technological services, namely, scientific research and development, scientific laboratory services, and scientific analysis and testing in the field of aeronautics, architecture, and engineering, not including analysis or use of vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Information technology (IT) services, namely, information technology consulting services, remote management of the information technology services of others, and research services in the field of information technology; Technical research in the field of aeronautics, not including use of vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Conducting technical project studies, namely, conducting scientific feasibility studies, conducting of feasibility studies in the field of new technologies, not including vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Preparation of technical studies, namely, scientific study and research in the fields of engineering, ecology, information technology, construction, and architecture, not including vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Conducting technical project studies for construction projects, namely, research in the field of building construction, construction drafting; Technical project planning, namely, consulting services for others in the field of planning project management of scientific research, architectural services, and product research and design, not including vehicle tracking apparatus including receivers and global positioning satellite receivers for vehicle tracking; Environmental hazard assessment, namely, evaluation and testing of real estate for the presence of hazardous material, scientific consulting services relating to hazardous material management, and environmental testing and inspection services; Computer project management services; Consulting services for others in the field of design, planning, and implementation project management of architectural services