| PSC | Description | 
| R401 | Support- Professional: Personal Care (non-medical) | 
| R402 | Support- Professional: Real Estate Brokerage | 
| R404 | Support- Professional: Land Surveys-cadastral (non-construction) | 
| R405 | Support- Professional: Operations Research/quantitative Analysis | 
| R406 | Support- Professional: Policy Review/development | 
| R408 | Support- Professional: Program Management/support | 
| R410 | Support- Professional: Program Evaluation/review/development | 
| R411 | Support- Professional: Real Property Appraisals | 
| R412 | Support- Professional: Simulation | 
| R416 | Support- Professional: Veterinary/animal Care | 
| R418 | Support- Professional: Legal | 
| R420 | Support- Professional: Certifications and Accreditations (other Than Educ Or Info Tech C&a) | 
| R422 | Support- Professional: Market Research/public Opinion | 
| R423 | Support- Professional: Intelligence | 
| R424 | Support- Professional: Expert Witness | 
| R425 | Support- Professional: Engineering/technical | 
| R426 | Support- Professional: Communications | 
| R427 | Support- Professional: Weather Reporting/observation | 
| R428 | Support- Professional: Industrial Hygienics | 
| R429 | Support- Professional: Emergency Response/disaster Planning/preparedness Support | 
| R430 | Support- Professional: Physical Security and Badging | 
| R431 | Support- Professional: Human Resources | 
| R497 | Support- Professional: Personal Services Contracts | 
| R498 | Support- Professional: Patent and Trademark | 
| R499 | Support- Professional: Other | 
| R602 | Support- Administrative: Courier/messenger | 
| R603 | Support- Administrative: Transcription | 
| R604 | Support- Administrative: Mailing/distribution | 
| R605 | Support- Administrative: Library | 
| R606 | Support- Administrative: Court Reporting | 
| R607 | Support- Administrative: Word Processing/typing | 
| R608 | Support- Administrative: Translation and Interpreting | 
| R609 | Support- Administrative: Stenographic | 
| R610 | Support- Administrative:- Personal Property Management | 
| R611 | Support- Administrative: Credit Reporting | 
| R612 | Support- Administrative: Information Retrieval | 
| R613 | Support- Administrative: Post Office | 
| R614 | Support- Administrative: Paper Shredding | 
| R615 | Support- Administrative: Background Investigation | 
| R616 | Support ? Administrative: Physical Records Management Services | 
| R617 | Support ? Administrative: Electronic Records Management Services | 
| R699 | Support- Administrative: Other | 
| R701 | Support- Management: Advertising | 
| R702 | Support- Management: Data Collection | 
| R703 | Support- Management: Accounting | 
| R704 | Support- Management: Auditing | 
| R705 | Support- Management: Debt Collection | 
| R706 | Support- Management: Logistics Support | 
| R707 | Support- Management: Contract/procurement/acquisition Support | 
| R708 | Support- Management: Public Relations | 
| R710 | Support- Management: Financial | 
| R711 | Support- Management: Banking | 
| R712 | Support- Management: Coin Minting | 
| R713 | Support- Management: Banknote Printing | 
| R799 | Support- Management: Other |