| # | Letters of Interpretation |
|---|---|
| 1 | - 1910.95(g)(10) - Revising baseline audiogram when there is a standard threshold shift in only one ear. |
| 2 | - 1910.95(g)(10) - Baseline audiogram revision due to persistent STS or improved thresholds; revision must be made for each ear separately. |
| 3 | - 1910.95(g)(10) - Identification of a standard threshold shift (STS) for individuals with a very poor sense of hearing. |
| 4 | - 1910.95(g)(10)(i) - Interpretation of "effective hearing conservation program". |