The following International Baccalaureate (IB) Higher Level examinations, taken while in high school, are acceptable for credit based on presenting the minimum scores noted. For more information go the International Baccalaureate Organization's Web site. Equivalent Texas Lutheran courses and hours credit are specified.
| Higher Level Examination Score | TLU Course | Credit Hours |
| 5 | BIO 143 | 4 |
| 7 | BIO 143, 144 | 8 |
| 4 | CHEM 143 | 4 |
| 5 | CHEM 143, 144 | 8 |
| 5 | ECON 236 | 3 |
| 4 | FR / SPAN 131 | 3 |
| 5, 6, 7 | FR / SPAN 131, 132 | 6 |
| 5 | ENG 131 | 3 |
| 6, 7 | ENG 131, 132 | 6 |
| 4 | GEOG elective | 3 |
| 5 | HIST elective | 3 |
| 6, 7 | HIST elective | 6 |
| 5 | MATH 231 | 3 |
| 4, 5 | MUS 130 or 133 | 3 |
| 6, 7 | MUS 130 or 133 | 6 |
| 5 | PHIL 131 | 3 |
| 4 | PHYS 141 | 4 |
| 5 | PHYS 141, 142 | 8 |
| 6 | PHYS 240 | 4 |
| 7 | PHYS 240, 241 | 8 |
| 4 | PSY 131 | 3 |
| 6 | SOC 239 | 3 |