| EIN | Employer identification number | Employer identification number. | |
| NAME | Name. | Name. | |
| STATE | State | Two-letter state abbreviation. | |
| NTEE1 | NTEE major group | NTEE major group (A-Z) | |
| NTEECC | NTEECC primary purpose | NTEECC classification | Beginning |
| zip5 | Zip code, 5 digits | First 5 digits of zip code | |
| FIPS | State + County FIPS code | 2-digit State + 3-digit County FIPS code (Federal Information Processing Standard). See also U.S. Census Bureau State & County QuickFacts. | |
| MSA_NECH | Metropolitan Statistical Area | Metropolitan Statistical Area (NCCS file) (list) | |
| PMSA | Primary MSA | Primary Metropolitan Statistical Area | |
| outnccs | Out of Scope flag | Out-of-scope (IN/OUT) (see OUTREAS doc. for details) | Beginning |
| OUTREAS | Reason why out of scope | Reason why out of scope | |
| ntmaj5 | Major subsector | Major subsector (5) | |
| ntmaj10 | NTEE major group (10) | 10 NTEE major groups | |
| ntmaj12 | NTEE major group (12) | 12 NTEE major groups: ntmaj10 plus higher education (BH) and hospitals (EH) | |
| NTEEconf | NTEE confidence rating | NTEE classification confidence rating (A/B/C) | |
| MAJGRPB | Major NTEE group | Major NTEE group plus hospitals and higher education | |
| IROW | Row Identification Number | Row Identification Number | |
| I241 | UBI Business Cd | Unrelated Business Income Business Code - Line 93, Col A | |
| I242 | UBI Amount | Unrelated Business Income Amount - Line 93, Col B | |
| I243 | Exclusion Cd | Section 512/513/514 Exclusion Code - Line 93, Col C | |
| I244 | Exclusion Amount | Section 512/513/514 Exclusion Amount - Line 93, Col D | |
| I245 | Related / Exempt Income | Related or Exempt Function Income - Line 93, Col E | |
| LEVEL1 | Public charity or priv. fndn? | Public charity or private foundation? | Beginning |
| LEVEL2 | Reporting public charity group | Reporting public charity groups. | Beginning |
| level3 | Major NTEE category | Major NTEE category | Beginning |
| level4 | NTEE-CC Major Group | NTEE-CC Major Group | Beginning |
| SCPL | S.C./Cycle/Page/L.C. | S.C./Cycle/Page/L.C. | |
| PSR_CNT | Service revenue table count | Service revenue table count | |
| randnum | Random number between 0 and 1 | Random number between 0 and 1 used for creating samples | |