| ComplianceCode | ComplianceName | ComplianceDescr |
| AUD | Audit | Assigned to tests that could not be reviewed for accuracy or verified by an independent laboratory audit. |
| Com | Compliant | Compliant with associated QAPP |
| DNU | Do Not Use | Do Not Use; Use when re-analysis results are pending |
| Est | Estimated | Data is considered to be non-quantifiable, estimated |
| Hist | Historical | Historical; no supporting QC data |
| NA | Not Applicable | Not Applicable, therefore result did not undergo verification |
| NR | Not Recorded | Not Recorded |
| Pend | Pending QA review | Pending QA review |
| PROVISIONAL | Provisional Data | Data are provisional and subject to revision until they have been thoroughly reviewed. |
| QAORR | QAO Review Required | QA Officer review require; Possible QUAL; need more information |
| Qual | Qualified | Non-compliant with assoc QAPP, analytes not covered in assoc QAPP, insufficiently documented need supplementary info for data to be used |
| QualH | Qualified Historic | Estimated; non-compliant with assoc QAPP, analytes not covered in assoc QAPP, insufficiently documented need supplementary info for data to be used |
| Rej | Rejected | Rejected; unusable for all intended purposes |
| Scr | Screening | Data is for information purposes only and is considered to be non-quantifiable. |