| U.S. General Accounting Office |
| Survey of State and Local Air Pollution Control Officials (GAO-04-337SP) |
| Q37. What does your agency anticipate will be the likely changes in total emissions from sources built before the Clean Air Act Amendments of 1977, as a result of the final rule changes? |
| Decreases | No change | Increases | Have not assessed likely change | No answer | Number of respondents |
| 3 | 11 | 22 | 7 | 2 | 45 |