| EIN | Employer ID No. (EIN) | Employer ID No. (EIN) | |
| NAME | Name. | Name. | |
| STATE | State | Two-letter state abbreviation | |
| NTEE1 | NTEE major group | NTEE major group (A-Z) | |
| NTEECC | NTEECC primary purpose | NTEECC classification | |
| 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 - the component areas that comprise a CMSA (76 PMSAs as of 1995). (list) | |
| OutNCCS | Out of Scope flag | Out-of-scope (IN/OUT) (see OUTREAS doc. for details) | |
| 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) | |
| MajGrpB | Major NTEE group | Major NTEE group plus hospitals and higher education | |
| VROW | Row Identification Number | Row Identification Number | |
| V001 | Average Hours Per Week | Average Hours Per Week | |
| V004 | Compensation | Compensation | |
| V002 | Contrib.to Empl Ben. Plns/Def. | Contrib.to Empl Benefit Plns/Def.Comp | |
| V003 | Exp. Account/Other Allowances | Expense Account/Other Allowances | |
| Level3 | Major NTEE category | Major NTEE category | |
| Level4 | NTEE-CC Major Group | NTEE-CC Major Group | |
| V007 | S.C./Cycle/Page/L.C. | S.C./Cycle/Page/L.C. | |
| RandNum | Random number between 0 and 1 | Random number between 0 and 1 used for creating samples | |