The TSI is the Texas Success Initiative Assessment — a college-placement test that almost every incoming student at a Texas public college or university takes before registering for classes. The current version, released in 2021, is technically called TSIA2 (Texas Success Initiative Assessment 2.0), though most students, advisors, and even some colleges still drop the "2" and call it the TSI.

Here is the part that confuses most people: the TSI is not an admissions test. It does not decide whether a Texas college accepts you. By the time you sit for the TSI, you are usually already admitted. What the test decides is whether you can register directly for college-level English and college-level math, or whether you have to take developmental (remedial) coursework first.

That distinction matters because developmental courses cost money, take up financial aid eligibility, and don't count toward your degree. A student who passes all three sections of the TSI on the first try can save thousands of dollars and a full year of catch-up classes. A student who skips the TSI prep and bombs the math section gets pushed into a co-requisite or stand-alone math sequence that delays graduation. Same student, same intelligence — different placement, different cost.

This guide explains what the test is, what's on it, who has to take it, who is exempt, how scoring works, and the exact next steps for any Texas student trying to figure out where they stand. Everything here is current as of 2026 and reflects the post-2021 TSIA2 framework that all Texas public institutions now use.

One quick vocabulary note before we go further: when colleges, websites, or even your high school counselor say "TSI," "TSIA," or "TSIA2," they almost always mean the same test. The official rebrand happened in January 2021. The earlier version (sometimes called the original TSI or TSI 1.0) is no longer administered. If you took the old TSI before 2021, your scores expired after 5 years and you need to sit for TSIA2.

The TSI exists because of a 2003 Texas Legislature mandate called the Texas Success Initiative. The law required every public institution of higher education in Texas to assess incoming students' readiness for college-level reading, writing, and math, then place students who fall below readiness benchmarks into mandatory developmental education. The College Board's ACCUPLACER platform is the underlying engine that delivers the test, but the questions, cut scores, and reporting are Texas-specific.

The policy goal was to cut the dropout rate. Before 2003, Texas colleges had no consistent way to flag students who would struggle in freshman composition or college algebra. Many students enrolled, failed their first semester, and left without ever earning a credit. The TSI was designed to catch that gap early — identify the readiness shortfall before tuition is spent, then route the student through developmental coursework that brings them up to college level.

Whether that goal has been met is debated. Critics argue that developmental tracks themselves cause dropouts because students lose momentum repeating high-school-level material. In response, Texas now allows co-requisite models — where students enroll in the college-level course AND a paired support class at the same time — instead of the traditional "complete two semesters of dev math first" sequence. Most Texas community colleges have shifted toward co-requisites, and TSI scores still determine placement into that model.

For an in-depth breakdown of state-level rules, eligibility, and which institutions accept TSI alternatives, see the TSI state requirements guide.

The test covers three subjects, delivered as four scored components. Math is a standalone section. Reading and Writing are combined into a single section called ELRW (English Language Arts and Reading / Writing). The essay is its own piece, scored holistically by trained readers on a 1-8 rubric.

Math content is heavily algebra-focused. Expect quantitative reasoning (ratios, percents, unit conversions), algebraic functions (linear equations, systems, quadratics, polynomials), geometry and measurement (perimeter, area, volume, similar triangles, Pythagorean), and data analysis (statistics, probability, scatter plots). The test does NOT include trigonometry, pre-calculus, or calculus. If you've passed Algebra II in high school, you have seen everything on the math test — though you may not remember it without review.

ELRW covers reading comprehension (literary and informational passages, main idea, inference, vocabulary in context, author's purpose), essay revision (grammar, sentence structure, transitions, organization), and a vocabulary/usage component. The reading passages are typical college-prep level — newspaper editorials, social-science excerpts, short literary passages — and questions test whether you can identify what a passage is doing, not just what it says.

The essay asks you to argue a position on a given prompt in roughly 300-600 words. You'll have access to a basic text editor (no spellcheck, no grammar suggestions) and unlimited time. Essays are scored 1-8 by two trained readers using a holistic rubric that weighs: thesis clarity, evidence and reasoning, organization, sentence variety, and surface conventions (grammar, punctuation, spelling). A score of 5 or higher meets the writing threshold for most Texas institutions.

The TSI is delivered on a computer at an approved testing center or through a remote-proctored at-home setup. The platform is ACCUPLACER, the College Board's adaptive testing engine. Adaptive means the test adjusts in real time — answer a math question correctly and the next one is harder; miss it and the next one is easier. Your final score reflects the difficulty level at which you stabilized, not just the percentage you got right.

There is no overall time limit. Most students finish all sections in 3-5 hours, but you can take longer if you need to. Many testing centers schedule the test in one sitting, while some allow you to split sections across two days. The essay can take 45-90 minutes by itself depending on how much you revise.

The math, reading, and writing multiple-choice sections give immediate score reports. You'll see your numeric score the moment you finish each section. The essay takes 1-3 business days to score because human readers grade it. Most students receive their complete score report by email within 48 hours.

If you don't meet the cut score on a multiple-choice section, the test automatically routes you into a diagnostic profile at the end. The diagnostic is a longer set of questions designed to identify exactly which sub-skills you missed — useful for placement decisions and for targeted study before a retake. Take the diagnostic seriously: most colleges use it (along with your raw score) to decide between several developmental tracks. Rushing through the diagnostic can land you in a slower remedial sequence than you actually need.

For step-by-step prep advice and a study calendar, the TSI exam prep guide walks through a 6-week preparation plan.

The scoring system is the part that trips up the most students. You'll see numbers like 945, 950, and a separate diagnostic score that ranges 1-6, plus an essay score 1-8. Three separate scales, three separate cut scores, and four ways to pass any given section.

For math specifically: a placement score of 950 or higher places you directly into college-level math. A placement score of 910-949 puts you into the diagnostic, and a diagnostic score of 6 still gets you into college-level math at most institutions. A diagnostic score of 1-5 places you into developmental math, with the exact track (co-requisite, stand-alone, or accelerated) depending on the diagnostic profile breakdown.

For ELRW: placement score 945+ passes. Below that, diagnostic 5+ passes. Below both, you're in developmental ELRW. The essay layered on top: a strong essay (6+) can sometimes push a borderline ELRW placement up to college level, depending on the institution. Each Texas college sets its own combo rules within the state framework.

The diagnostic profile also tells you where you fell short. For math, you'll get sub-scores in quantitative reasoning, algebraic reasoning, geometric reasoning, and probabilistic reasoning — so if you tanked geometry but aced algebra, your placement might still allow co-requisite (not full developmental) math. For ELRW, sub-scores cover literary analysis, main idea, inferences, author use of language, essay revision, agreement, sentence structure, and sentence logic.

One often-overlooked detail: scores are valid for 5 years. If you take the TSI senior year of high school and don't enroll in college within 5 years, you'll need to retest. Scores transfer between Texas public institutions automatically through THECB (Texas Higher Education Coordinating Board) reporting, so if you tested at Lone Star College and transfer to UT-Austin, you don't retest. Out-of-state scores don't transfer — you'd retest in Texas.

For a deeper score interpretation, see the TSI scores guide with 7 specific tips for parsing your report.

Roughly 30-40% of Texas high school graduates qualify for a TSI exemption based on their SAT, ACT, STAAR, or prior college coursework. Exempt students don't have to take the test at all — they go straight into college-level courses. The exemptions are statewide and standardized; every Texas public institution honors the same list.

Here is the official exemption list under TEC §51.338 and the Texas Administrative Code:

A few exemption nuances worth knowing. The SAT and ACT score requirements are section-specific — meeting the composite cutoff is not enough on its own. A student with a 1200 SAT total but a 470 on EBRW would still need to take the TSI Reading and Writing section. Same with the ACT: a 25 composite with a 17 in Math means you take the math section even though your overall score qualifies.

STAAR exemptions are automatic for most current Texas high schoolers — your transcript shows it, and your college's admissions office pulls the data. No extra paperwork. But if you're a transfer student or a returning adult learner who graduated before STAAR was standardized (pre-2012 cohort), this pathway doesn't apply.

Prior college credit is the path many adult learners overlook. If you took a community college class 10 years ago and earned a C in English Composition I or College Algebra, you're exempt for those sections — even if you never finished a degree. Pull your old transcript and bring it to your new advisor.

For students who don't qualify under any exemption, the TSI is required before you can register for credit-bearing courses. The TSI eligibility and locations guide breaks down where to take the test and any additional eligibility requirements specific to international students or ESL learners.

The standalone TSIA2 costs about $29 for the multiple-choice sections and an additional $11 for the essay portion — total $40 if you're taking the full test from scratch. Some testing centers add their own administrative fees ($5-$15) on top of the College Board fee. Total out-of-pocket is usually $35-$55.

Many Texas community colleges include the TSI fee in your admissions package or general student fees, so you may not pay separately. Some four-year universities waive the fee for admitted students. Always ask the testing center before paying out of pocket — duplicate fees are common when students arrange a test before checking with their college.

High schools sometimes administer free TSI testing for graduating seniors. If you're still in high school, ask your counselor whether your district participates in a TSI testing program. Many do, and senior-year on-campus testing avoids the registration hassle and the fee entirely.

You can take the TSI at three main types of locations: a Texas community college testing center, a Texas four-year university testing center, or a high school designated TSI test site. As of 2023, ACCUPLACER also offers remote proctoring through their Examity partner platform — you can take the TSI at home with a webcam and a clean workspace.

The most common path is to take the TSI at the college where you plan to enroll. Their testing center handles the registration, payment, score reporting, and follow-up advising in one visit. You don't need to be admitted yet — most colleges allow prospective students to test, then enroll afterward.

If you're enrolling at a four-year university but live closer to a community college, you can test at the community college and have scores transferred. THECB-reported scores are automatic between Texas public institutions, so the receiving university sees your test result without you doing anything.

Remote proctoring at home requires a few things: a Windows or Mac computer with a working webcam and microphone, a stable internet connection (5+ Mbps recommended), a quiet private room, a government-issued photo ID, and a clean workspace with no notes or extra devices visible. The proctor watches you continuously through the webcam and can flag the session if you look off-screen too often. Total cost is similar to in-person testing — the College Board's remote proctoring add-on is around $15.

For test takers in remote parts of Texas where the nearest testing center is 50+ miles away, the remote option has been a major accessibility improvement. Make sure your computer meets the technical requirements before scheduling — there's no refund if you can't complete the session due to equipment failure on your end.

If you don't pass a section, here's what actually happens. You don't get "rejected from college" — admission is separate from placement. What you get is a developmental placement for that subject, which means an extra semester (or two) of below-college-level coursework before you can register for the credit-bearing version. You also can usually retake the TSI as many times as you want.

Retake policies vary by institution. Most Texas colleges allow unlimited retakes with no waiting period — you can finish the test, see your scores, and walk back into the testing center next week to try again. A handful of colleges require a 2-week or 30-day waiting period between attempts to encourage genuine prep instead of guess-test-guess. Your testing center can confirm the specific policy.

Each retake costs the same fee as the original test ($29-$40 plus any testing center surcharge). You don't have to retake all three sections if you only failed one — you can retake just the section you didn't pass. Your highest score in each section counts.

If you don't want to retake, the developmental track is a legitimate path. Most Texas colleges now offer co-requisite developmental models where you take the college-level course AND a support course in the same semester. This lets you stay on track to graduate on time while getting the extra support. Stand-alone developmental courses (where you take dev for a semester or two before being allowed into the college course) still exist but are increasingly rare.

The financial implication of not passing matters most for full-time students: developmental coursework counts toward your Pell Grant lifetime limit and your financial aid satisfactory academic progress requirements, but doesn't count toward degree credits. Co-requisite models minimize this loss by overlapping the dev with the credit-bearing course in one semester.

For specific strategies on improving fast between attempts, the TSI exam tips guide focuses on the math section retake — which is where most students struggle.

Free, high-quality TSI study resources are abundant. The official starting point is Khan Academy's College Readiness course, which the College Board developed specifically for ACCUPLACER and TSIA2 alignment. It covers every topic on the test in short video lessons followed by graded practice problems. Completing the full Khan Academy course (about 30-50 hours over 6-8 weeks) gets most students from "haven't studied math since 10th grade" to passing scores.

The official ACCUPLACER Sample Questions PDF is also free from the College Board's website. It contains 50+ real retired questions across math, reading, and writing — same difficulty and format as the real test. Use it as a final diagnostic 1-2 weeks before test day.

For paid prep, Mometrix, Test Prep Books, and Union Test Prep all publish TSIA2-specific study guides for $15-$30. They include full-length practice tests with detailed answer explanations — the value is in the explanations, which teach you why the wrong answers are wrong, not just which is right.

Our own TSI practice test page has free sample questions across all three subjects with instant scoring and answer explanations. The TSI practice test PDF version is downloadable for offline study, useful for students without reliable internet at home.

Math is the section students most often need to study. If you're rusty on algebra (linear equations, quadratics, systems), spend the bulk of your prep there. Geometry and statistics are smaller portions of the test and easier to brush up on quickly. The TSI study materials guide ranks resources by subject and gives a recommended 6-week study plan.

For reading and writing, the best prep is reading — actually reading challenging material. Editorials from The Atlantic, The New York Times, and the Texas Tribune are the right difficulty level. Read one article a day, identify the thesis, summarize the author's main argument in one sentence, and you'll improve more than from any study book. Writing improvement comes from doing — write a 500-word argumentative essay each week, get feedback from a friend or teacher, revise.

One last topic worth covering: accommodations. Texas Higher Education Coordinating Board policy requires every TSI testing site to provide reasonable accommodations for students with documented disabilities — extended time (1.5x or 2x), a separate quiet room, a reader who reads questions aloud, a scribe who records your dictated answers, large-print or screen-reader-compatible test versions, and frequent breaks.

Accommodations are arranged through the disability services office at the college where you're enrolling, not directly with the testing center. The process takes 4-6 weeks because the disability office must review documentation (an IEP, 504 plan, medical records, or a psychoeducational evaluation), determine eligibility, and forward approval to the testing center. Start the process the moment you know you'll need it — waiting until a week before test day means you'll likely test without accommodations and have to retake later.

ESL students follow a parallel track. Some Texas colleges use an alternative placement test (often the ACCUPLACER ESL battery) for non-native English speakers, while others have students take the standard TSI Reading and Writing sections with the option of ESL coursework if they fall below cut. Policies vary widely — ask your college's admissions or international student office before assuming the standard TSI applies.

Texas treats the TSI as the gateway between high school and college-level work for the vast majority of incoming students. Understanding what's on it, who's exempt, how scoring works, and what happens if you don't pass turns a stressful unknown into a manageable checklist. The test itself is not designed to fail students — it's designed to identify which courses you're ready for. With 4-6 weeks of focused prep, the great majority of students who didn't qualify for an automatic exemption pass on the first attempt.

If you're starting from scratch, the best first step is honest self-assessment: take a free TSI practice test, see where you stand, and let the results guide your prep. From there, the rest is execution.