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IB Retake FAQs & Guide

IB Retake FAQs & Guide

5 min read | Kacper Makarewicz | January 29, 2026

Considering an IB retake? This free FAQ guide by 7-scoring grads covers who should retake, deadlines, costs, and how universities view improved scores.

The Ultimate Guide to IB Retakes

Getting your IB results and not seeing the score you hoped for can be tough. But it’s not the end of the road. An IB retake isn’t a sign of failure; it’s a strategic second chance to get the grade you deserve. This guide breaks down everything you need to know, from deadlines and costs to how universities *really* see retakes.

Here’s what we’ll cover:

  • The essential rules of retaking (including the "no-risk" policy).
  • Key dates, deadlines, and a breakdown of the costs involved.
  • How to create a winning strategy for your second attempt.
  • How universities view improved scores and what it means for your application.

Part 1: The Lowdown on IB Retakes – What You Need to Know

Let's clear up the basics. Retaking an IB exam is a straightforward process designed to help you, not penalize you. Here are the core principles:

  • What can you retake? Pretty much anything. You can choose to redo one subject, several subjects, or all six. You can also resubmit core components like the Extended Essay (EE) and Theory of Knowledge (TOK).
  • The "No-Risk" Rule: This is the most important part. The IBO will always take your highest grade. If you score lower on a retake, your original, higher score still stands. There is literally no risk of lowering your overall diploma score.
  • Unlimited Attempts: The old "three-session limit" is gone. You can now retake exams as many times as you need to achieve your goal.
  • Open to All: Any IB student is eligible to retake subjects. You don't need a special reason. This applies whether you're a full Diploma candidate or a Course candidate.
The Lanterna Tip: You can even change levels of your subjects! With your school's approval, you could retake a subject at Standard Level (SL) that you originally took at Higher Level (HL), which can be a smart strategy if you just need to secure the diploma.

Part 2: The Logistics – Deadlines, Costs, and Registration

Okay, so you're thinking about it. Now for the practical stuff. How, when, and how much?

Key Dates and Sessions

The IB runs two exam sessions a year: one in May (results in July) and one in November (results in December). You can register for the next available session after your first attempt, or choose a later one if you need more time to prepare.

Watch out for syllabus changes! This is crucial. Curriculums get updated. For example, students needing to retake Biology, Chemistry, or Physics were advised to do so in November 2024, because the syllabus changed for the May 2025 exams. Always check with an IB Coordinator!

Registration Process

You must register through an IB World School. This can be your original school, but they aren't obligated to accept you. If you need an alternative, Lanterna can register you as a candidate at our partner school in the UK.

A Guide to Retake Costs

Costs can vary depending on your school and location, but here’s a general breakdown to help you budget:

Fee TypeEstimated Cost (USD)Notes
Registration Fee$120 - $200A one-time fee per exam session. Can be higher for late registration.
Per Subject Fee$100 - $250This is the fee for each subject exam you decide to retake.
Core Component Fees~$85 for EE / ~$45 for TOKSpecific fees apply if you are resubmitting your EE or TOK essay.
School Admin FeeVariesYour school may charge an extra fee for invigilation, coordination, and shipping. Ask your IB Coordinator for the exact total.

Part 3: The University Perspective

This is the big question for many students: "Will universities look down on me if I retake?" The short answer is: overwhelmingly, no.

Most universities, especially in the UK, US, and Canada, are very accepting of retake results. They understand the rigour of the IB. Here’s how they see it:

  • A Sign of Commitment: Improving your score shows resilience, determination, and a commitment to your education—all the qualities that universities value.
  • Meeting Conditional Offers: If you missed a conditional offer by a point or two, a successful retake is the most direct way to secure your spot.
  • Context is Key: Universities assess your whole profile. A retake is just one part of it. If you have a good reason (illness, tough personal circumstances, etc.), it's even more understandable.
  • Top-Tier Universities: For extremely competitive universities like Oxbridge, it's a bit more nuanced. They may prefer grades achieved in a single sitting, but a retake isn't an automatic disqualifier. It's best to check their specific admissions policy directly.

Part 4: Your 4-Step Retake Game Plan

A retake isn't just about studying more; it's about studying smarter. Use this framework to build a successful preparation strategy.

Step 1: Diagnose the Problem

Before you dive back into textbooks, figure out what went wrong. Was it a specific topic? Exam technique? Time management? Go through the syllabus for each subject and colour-code topics: green (confident), yellow (unsure), and red (don't understand). This is your roadmap.

Step 2: Build a Realistic Plan

Your "red" topics are your priority. Build a revision timetable that tackles these first, as they often form the foundation for other concepts. Be specific and block out time for topics, practice questions, and past papers. Don't just write "Study Chemistry." Write "Review Stoichiometry for 1 hour, then do 3 practice questions."

Step 3: Focus on Exam Technique

You might know the content perfectly but still lose marks. Why? Poor exam technique. For essay subjects, practice structuring your arguments. For sciences, make sure you understand the command terms. Do timed past papers to simulate the real thing and master your pacing.

Step 4: Get Expert Support

You don't have to do this alone. Working with an expert tutor who knows the IB inside-out can be a game-changer. They can quickly identify your weak spots, teach you proven strategies, and keep you accountable.

How Lanterna Can Be Your Retake Partner

At Lanterna, we specialize in helping students turn a disappointing result into a success story. Our tutors are experienced IB teachers, examiners, and top alumni who know exactly what it takes to boost your score.

  • 1-to-1 Tuition Programme: Get personalised support tailored precisely to your needs, focusing on your specific weak spots and goals.
  • IB Retakes Accelerated Programme: An intensive 8-week online course designed to cover all key content and exam strategies efficiently.
  • Exam Centre Registration: If you can't register at your old school, we can register you as a private candidate at our partner exam centre in London.
  • Free Consultation: Book a free call with one of our academic advisors to discuss your results, your goals, and create a personalised plan for your retake success.
Kacper Makarewicz
Kacper Makarewicz
Hi, I'm Kacper, an IB graduate with 44 points who now studies Chemistry and Data Science at the University of Helsinki. I achieved 7s in HL Chemistry, HL Biology, and SL Mathematics AA, and I've been tutoring students for half a year at Lanterna Education. During my sessions, I focus on understanding the concepts and practising past paper questions, which help students cope with exam stress. I see myself as a guide, trying to maintain a positive attitude towards learning. During my free time, I enjoy literature, visiting new places, and doing casual sports.

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If you're not satisfied with your results or missed a university offer, retaking is a strong option. The IB always takes your highest score for any given subject, so there is no risk of your grade decreasing. It's a valuable opportunity to demonstrate your true potential and get your academic journey back on track.

Most universities, particularly in the UK and North America, accept retake scores and often view them as a sign of resilience and commitment. A significant grade improvement can strengthen your application. However, it's always wise to check the specific policies of your target universities, especially for highly competitive courses.

Lanterna offers specialised support for retake students. Our expert IB tutors, many of whom are IB examiners, provide 1-to-1 tuition to identify weaknesses and build a targeted revision plan. We also offer an intensive IB Retakes Accelerated Programme designed to cover the syllabus strategically before the next exam session.

It's a free, 20-30 minute online meeting with one of our Student Success Experts, who are themselves high-achieving IB graduates. The goal is to give you a clear, personalised plan for tackling your IB retakes and achieving your desired grades. There is absolutely no obligation to purchase tutoring.

The consultation is perfect for any student or parent considering IB retakes. Whether you're unsure about the registration process, need to build an effective study plan, or want to understand how to improve your grades efficiently, our experts provide clarity and define the best next steps for your specific situation.

You'll leave the call with a clear action plan, revision priorities, and renewed confidence. If you feel tutoring would be a good fit, the Student Success Expert will explain the options. If not, you've still gained valuable, personalised advice from an IB expert at no cost. Our priority is your success.

You must register for retakes through an IB World School, which can be your previous school or a new one. Deadlines are strict, so it's vital to start early. If you need assistance, Lanterna can help register you as a candidate at our partner school in the UK, simplifying the process for you.

Yes, you can. You can choose to carry forward your original coursework scores or redo and resubmit them for a better grade. Resubmitting coursework typically requires you to also resit the final exam for that component. Our tutors are specialists in IA and EE criteria and can provide expert guidance.

The IB has removed the previous limit on retakes. You can now retake subjects as many times as you need to achieve your target grades. This flexibility gives you the best possible chance to meet your academic goals and secure university offers without added pressure.


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