| EIN | Employer Identification Number | Employer identification number. | |
| NCCSKEY | Unique key: ein + return date | Unique key: ein + return date | Beginning |
| FisYr | Fiscal year | Fiscal year (ending year) | |
| NAME | Name of organization | Organization name. | |
| STATE | State | Two-letter state abbreviation. | |
| NTEE1 | NTEE major group | NTEE major group (A-Z) | |
| NTEECC | NTEECC primary purpose | NTEECC classification | Beginning |
| ADDRESS | Address | Address | Beginning, sec.C2 |
| CITY | City | City | Beginning, sec.C3 |
| zip5 | Zip code, 5 digits | First 5 digits of zip code | |
| ZIP | Zip code + 4 | ZIP code. | Beginning, sec.C3 |
| 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) | |
| P0FAX | Fax number | Fax number | |
| 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 | |
| p0sdate | Accounting period start date | Accounting period (starting month & day) | Beginning, sec.A |
| 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 | |
| CMSA | Consolidated MSA | Consolidated Metropolitan Statistical Area - by definition is an MSA with one million population or more. Separate component areas (PMSAs) must be defined within an MSA for the entire area to be designated a CMSA (19 CMSAs as of 1995). (list) | |
| GRREC | Gross receipts, t.rev+6b+8bA&B | Gross receipts (Sum of lines 6b, 8b A, 8b B (Cost or other basis and sales expenses from sale of assets other than inventory or securities),9b,10b, and 12) | |
| p1totexp | Total Expenses | Total expenses | Part 1, line 17 |
| RULEDATE | Ruling date (YYYYMM) from IRS | Ruling date: year and month of IRS ruling or determination letter recognizing orgs exempt status (YYYYMM) | |
| CONTACT | Contact person (from IRS files | Contact person (from IRS files) | |
| 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 |
| Latest | Most recent return | Is record the most recent one received from organization? (y) | |
| FIN_ID | Unique org. ID | Unique organization ID | |
| LAST_MOD | Date last modif. 2 | Date last modified (var 2) | |
| LASTMODS | Date last modif. 1 | Date last modified | |
| GRREC_SM | Gross receipts < $25k flag | Gross receipts < $25k flag (Y/N) | |
| p0grpid | Group exemption number | Group exemption number | Beginning, sec.I |
| SET_ | Source data set | Source data set | |
| SCHDA_ID | Schedule A ID | Schedule A ID | |
| p0seprtn | Separate return filed by org. | Separate return filed by org. covered by group ruling? | Beginning, sec.H(c) |
| yr_endin | Accounting period (ending mont | Accounting period (ending month & day) | Beginning, sec.A |
| p0phone | Telephone number | Telephone number | |
| p0orgtyp | Exempt under sec. 501(c)(_) or | Exempt under sec. 501(c)(_) or 4947(a)(1)? | Beginning, sec.G |
| p0intrtn | Initial return | Initial return | Beginning, sec.B |
| p0grprtn | Group return? | Group return? | Beginning, sec.H(a) |
| p0fnlrtn | Final return | Final return | Beginning, sec.B |
| p0amdrtn | Amended return | Amended return? (Y or blank) | Beginning, sec.B |
| p0affil | Number of affiliates | Number of affiliates | Beginning, sec.H(b) |
| p0addchg | Change of address | Change of address | Beginning, sec.B |
| P0ACTNME | Accounting Method: Cash, Accru | Accounting method: cash, accrual, other (A,C,O) | |
| p0actmth | Accounting method: cash, accru | Accounting method: cash, accrual, other | Beginning, sec.J |
| IMPORT_D | NCCS import date | NCCS import date | |
| IRS_DATE | Date received by the IRS | Date received by the IRS | |
| Website | Website | Website URL | |
| NCCSKEY2 | Unique key: ein + fiscal year | Unique key: ein + fiscal year | Beginning |
| formtype | 990 or ez? (9/z) | 990 or ez? (9/z) | beginning |
| RandNum | Random number between 0 and 1 | Random number between 0 and 1 used for creating samples | |
| ADD_ID | Address ID | Address ID used in original files | |
| NteeDraft | NTEECC draft | Draft NTEE-CC code | |