| Alaska Trust | OLI_TRUST_ALASKA | 3 |
| Applicable Credit Amount Trust | OLI_TRUST_APPCREDIT | 4 |
| A Trust | OLI_TRUST_A | 1 |
| Blind Trust | OLI_TRUST_BLIND | 5 |
| B Trust | OLI_TRUST_B | 2 |
| Buy-Sell Trust | OLI_TRUST_BUYSELL | 112 |
| Bypass Trust | OLI_TRUST_BYPASS | 6 |
| Cemetery Trust | OLI_TRUST_CEMETARY | 7 |
| Charity Trust | OLI_TRUST_CHARITY | 58 |
| CLAT (Charitable Lead Annuity Trust) | OLI_TRUST_CLAT | 8 |
| Clifford Trust | OLI_TRUST_CLIFFORD | 9 |
| CLUT (Charitable Lead Unit Trust) | OLI_TRUST_CLUT | 10 |
| Constructive Trust | OLI_TRUST_CONSTRUCTIVE | 11 |
| Contingent Trust | OLI_TRUST_CONTINGENT | 12 |
| CRAT (Charitable Remainder Annuity Trust) | OLI_TRUST_CRAT | 13 |
| Credit Shelter Trust (Unified Credit Trust) | OLI_TRUST_CREDSHELTER | 14 |
| Crummey Trust | OLI_TRUST_CRUMMEY | 15 |
| CRUT (Charitable Remainder Unit Trust) | OLI_TRUST_CRUT | 16 |
| Defective Grantor Trust (IDIT/Intentionally Defective Irrevocable Trust) | OLI_TRUST_DEFGRANTOR | 17 |
| Delaware Business Trust | OLI_TRUST_DELAWAREBUS | 18 |
| Disclaimer Trust | OLI_TRUST_DISCLAIMER | 19 |
| Discretionary Trust | OLI_TRUST_DISCRETIONARY | 20 |
| Dry Trust | OLI_TRUST_DRY | 21 |
| Dynasty Trust | OLI_TRUST_DYNASTY | 22 |
| Educational Trust (Section 2503(C) Trust) | OLI_TRUST_EDUCATION | 23 |
| Employer-Sponsored Trust | OLI_TRUST_EMPSPON | 59 |
| Estate Trust | OLI_TRUST_ESTATE | 24 |
| Family Trust | OLI_TRUST_FAMILY | 111 |
| Funeral Trust | OLI_TRUST_FUNERAL | 113 |
| Generation-Skipping Trust (GST Trust) | OLI_TRUST_GENERATION | 25 |
| Grantor Trust | OLI_TRUST_GRANTOR | 26 |
| GRAT (Grantor Retained Annuity Trust) | OLI_TRUST_GRAT | 27 |
| GRIT (Granter Retained Income Trust) | OLI_TRUST_GRIT | 28 |
| GRUT (Granter Retained Unit Trust) | OLI_TRUST_GRUT | 29 |
| Illinois Land Trust | OLI_TRUST_ILLINOISLAND | 30 |
| Individual Person Beneficiary | OLI_TRUST_INDBENE | 102 |
| Individual Trust | OLI_TRUST_INDIVIDUAL | 110 |
| Informal Trust | OLI_TRUST_INFORMAL | 105 |
| Insurance Trust | OLI_TRUST_INSURANCE | 31 |
| Intervivos Trust | OLI_TRUST_INTERVIVOS | 109 |
| IRA QTIP | OLI_TRUST_IRAQTIP | 32 |
| Juristic Person Beneficiary | OLI_TRUST_JURISTICBENE | 101 |
| Living Trust (same as Loving Trust) | OLI_TRUST_LIVING | 33 |
| Marital Deduction Trust | OLI_TRUST_MARITAL | 34 |
| Massachusetts Trust | OLI_TRUST_MASSACHUSETTS | 35 |
| Medicaid Trust | OLI_TRUST_MEDICATE | 36 |
| Minority Trust | OLI_TRUST_MINORITY | 37 |
| Net Income Makeup Charitable Remainder Unit Trust (NIMCRUT) | OLI_TRUST_NIMCRUT | 38 |
| Non-Grantor Trust | OLI_TRUST_NONGRANTOR | 103 |
| Non-marital Trust | OLI_TRUST_NONMARITAL | 39 |
| Offshore Trust | OLI_TRUST_OFFSHORE | 40 |
| Other | OLI_OTHER | 2147483647 |
| Pour-Over Trust (Spill-Over Trust) | OLI_TRUST_POUROVER | 41 |
| QDOT (Qualified Domestic Trust) | OLI_TRUST_QDOT | 42 |
| QPRT (Qualified Personal Residence Trust) | OLI_TRUST_QPRT | 43 |
| QTIP Trust (Qualified Terminable Interest Trust) | OLI_TRUST_QTIP | 44 |
| Qualified Plan Trust | OLI_TRUST_QUALPLAN | 55 |
| Rabbi Trust | OLI_TRUST_RABBI | 45 |
| Residuary Trust | OLI_TRUST_RESIDUARY | 46 |
| Second-to-Die Insurance Trust | OLI_TRUST_SECONDTODIE | 47 |
| SNT (Supplemental Needs Trust / Special Needs Trust / Escher Trust) | OLI_TRUST_SNT | 48 |
| Sprinkling Trust (Spray Trust) | OLI_TRUST_SPRINKLING | 49 |
| Standby Trust | OLI_TRUST_STANDBY | 50 |
| Statutory Trust | OLI_TRUST_STATUTORY | 114 |
| Testamentary Trust (by a will) | OLI_TRUST_TESTAMENTARY | 51 |
| Totten Trust | OLI_TRUST_TOTTEN | 52 |
| Unknown | OLI_UNKNOWN | 0 |
| VEBA/501(c)(9) Trust | OLI_TRUST_VEBATRUST | 56 |
| Voting Trust | OLI_TRUST_VOTING | 53 |
| Wealth Replacement Trust | OLI_TRUST_WEALTHREP | 54 |
| Welfare Benefit Trust | OLI_TRUST_WELFAREBENEFIT | 57 |