SAT Calculator Rules & Policy
SAT Calculator Policy Checker
Use this tool to quickly check if a calculator is generally permitted in a specific section of the SAT, based on the official SAT calculator rules.
Select options to see the policy.
SAT Section Time Allocation
Chart displaying typical time for each SAT section. Calculators are only permitted in one math section.
Permitted vs. Prohibited Calculator Features
| Feature | Status | Explanation of the Rule |
|---|---|---|
| Graphing Capability | Permitted | Most graphing calculators are allowed. |
| Scientific Functions (Trig, Logs) | Permitted | All scientific calculators are acceptable. |
| Basic 4-Function | Permitted (Not Recommended) | Allowed, but may lack functions needed for efficiency. |
| Computer Algebra System (CAS) | Prohibited | Calculators that can symbolically solve equations (e.g., TI-Nspire CAS) are not allowed. |
| QWERTY Keyboard | Prohibited | Any device with a computer-style keyboard is banned. |
| Internet/Wireless Access | Prohibited | Calculators with Bluetooth, Wi-Fi, or any internet capability are not allowed. |
| Part of a Phone/Tablet/Laptop | Prohibited | You cannot use a calculator app on a smartphone or other general-purpose device. |
| Requires Electrical Outlet | Prohibited | Only battery-operated calculators are permitted. |
This table summarizes the core SAT calculator rules regarding device features.
What are the SAT Calculator Rules?
The **SAT calculator rules** are a set of guidelines established by the College Board that dictate which types of calculators students can and cannot use during the SAT exam. The policy is designed to ensure fairness and prevent any student from having an unfair advantage. A calculator is only permitted on one of the two math sections, aptly named the “Math Test – Calculator” section. For the Digital SAT, a graphing calculator (Desmos) is built directly into the testing application, but students are still allowed to bring their own approved device. Understanding the SAT calculator rules is crucial for test day success, as using a prohibited device can lead to dismissal and score cancellation.
These rules apply to everyone taking the test. The core idea is that the SAT is a test of reasoning skills, not a test of who has the most advanced calculator. Therefore, the SAT calculator rules prohibit devices with features that could solve problems for the student, such as those with Computer Algebra Systems (CAS) or internet access. It is the student’s responsibility to ensure their calculator complies with the current SAT calculator rules.
Official SAT Calculator Rules & Guidelines
The College Board provides specific guidelines rather than an exhaustive list of every single approved model. The fundamental principle is to allow most scientific and graphing calculators while banning anything that provides an unfair advantage. Adhering to these SAT calculator rules is mandatory. Below is a breakdown of the mathematical and feature-based guidelines.
Guideline Variables Table
| Guideline/Feature | Meaning | Status | Typical Range/Examples |
|---|---|---|---|
| Device Type | The physical category of the calculator. | Policy Dependent | Handheld Calculator (OK), Phone/Tablet (Prohibited) |
| Power Source | How the calculator is powered. | Battery Only | AA, AAA, Solar, Rechargeable Battery (OK); Power Cord (Prohibited) |
| CAS Functionality | Ability to manipulate symbolic algebra. | Prohibited | TI-89, HP Prime, Casio ClassPad series |
| Keyboard Type | The layout of the calculator’s keys. | Numeric Keypad Only | Standard Calculator (OK); QWERTY Keyboard (Prohibited) |
| Connectivity | Ability to communicate with other devices. | Prohibited | Infrared, Wi-Fi, Bluetooth functionality is not allowed. |
This table helps clarify the core tenets of the **SAT calculator rules** for test-takers.
Practical Examples of Approved and Prohibited Calculators
Navigating the **SAT calculator rules** is easier with concrete examples.
Example 1: Approved Graphing Calculator
- Calculator: Texas Instruments TI-84 Plus
- Inputs (Features): Graphing capability, scientific functions, battery-powered, no CAS.
- Output (Status): Permitted.
- Interpretation: The TI-84 Plus is one of the most common and widely accepted calculators for the SAT. It meets all the SAT calculator rules by providing powerful graphing and calculation tools without having prohibited features like a QWERTY keyboard or CAS.
Example 2: Prohibited Device
- Calculator: Smartphone Calculator App
- Inputs (Features): Internet access, multiple apps, recording capability, QWERTY keyboard for text.
- Output (Status): Prohibited.
- Interpretation: Using a smartphone is a clear violation of the SAT calculator rules. Its ability to communicate, store information, and access the internet gives an unfair advantage and is strictly forbidden.
How to Use This SAT Calculator Policy Checker
This calculator is designed to simplify the official **SAT calculator rules** into a quick and easy-to-use format. Follow these steps:
- Select the Test Section: In the first dropdown, choose the part of the SAT you are in. Remember, calculators are only allowed in the “Math Test – Calculator” section.
- Select Your Calculator Type: In the second dropdown, pick the category that best describes your calculator. If your calculator has prohibited features like a QWERTY keyboard, choose “Prohibited Type.”
- Review the Result: The tool will immediately display a clear “Yes,” “No,” or “Not Permitted” message based on your selections. The color-coding (Green for Yes, Red for No) gives an at-a-glance answer.
- Read the Explanation: The box below the main result provides a detailed explanation based on the official SAT calculator rules to help you understand *why* a calculator is or isn’t allowed in that scenario.
Key Factors That Affect SAT Calculator Rules Compliance
Several factors determine whether your calculator is compliant. Understanding these is key to following the **SAT calculator rules**.
- Computer Algebra System (CAS): This is a major disqualifier. CAS can perform algebraic manipulations, which is against the rules. Many brands have both CAS and non-CAS versions of similar models (e.g., TI-Nspire CX vs. TI-Nspire CX CAS), so check your model carefully.
- QWERTY Keyboards: Any calculator with a keyboard like a computer is banned. This prevents students from storing notes or communicating.
- Connectivity: Any form of wireless communication, including infrared, Bluetooth, or Wi-Fi, is strictly prohibited.
- Power Source: The calculator must be battery-operated. Models that need to be plugged into an outlet are not allowed in the testing room.
- Physical Size & Display: Devices with very large characters (over 1 inch) or a raised display may lead to you being reseated by a proctor to prevent others from seeing your work.
- Familiarity: While not a rule, the College Board recommends using a calculator you are familiar with. Test day is not the time to learn a new device. You can even bring a backup calculator.
Frequently Asked Questions (FAQ) about SAT Calculator Rules
No, you absolutely cannot. Using a phone, tablet, or any personal computing device is a major violation of the SAT calculator rules and will result in your score being canceled.
The College Board provides a list of prohibited calculators and detailed guidelines, but not an exhaustive list of every single approved model. It’s better to check your calculator against the feature-based SAT calculator rules. Most scientific and non-CAS graphing calculators are fine.
No, it is not required. No question on the SAT requires a graphing calculator to be solved. However, a graphing calculator can be a very helpful and time-saving tool for certain problems. A scientific calculator is also sufficient.
For the Digital SAT, an amazing graphing calculator (Desmos) is built into the testing platform, which you can use anytime during the math section. You are also still permitted to bring your own approved handheld calculator according to the standard **SAT calculator rules**.
The test proctor will not allow you to use it. If you use it without their knowledge, you risk being dismissed from the test and having your scores invalidated. It’s a serious violation of the SAT calculator rules.
No. Sharing calculators is strictly forbidden under all circumstances. You must bring your own calculator.
The College Board requires that you remove any stored programs or documents. Proctors may inspect your calculator, and some testing centers may require a full memory reset. It’s best to be prepared to clear it.
Yes, you can bring a backup calculator. It must also be an approved model and must be stored under your desk, not in your bag. You have to ask for permission from the proctor to swap calculators.
Related Tools and Internal Resources
For more help with your test preparation, check out these resources:
- SAT Test Prep: Explore our comprehensive prep courses to boost your score.
- Digital SAT Calculator Guide: Learn the ins and outs of the built-in Desmos calculator.
- Approved SAT Calculators: A detailed look at popular and effective calculator models.
- ACT vs. SAT Comparison: Decide which test is right for you.
- SAT Math Calculator Section Strategies: Tips for using your calculator effectively on test day.
- College Board Calculator Rules: A direct link to the official policy for the most up-to-date information.