Can I Use Calculator in FE Exam? – NCEES Approved Checker 2024-2025


Can I Use Calculator in FE Exam?

Official NCEES Calculator Policy Checker & Model Validator


Only Casio, HP, and TI have NCEES-approved models.

Please select a manufacturer.


Enter the full alphanumeric model string from your calculator face.

Please enter a model name.


Enter details to check approval status
Manufacturer Status
Model Verification
NCEES Compliance

Formula: Result = (Brand Approval) AND (Model Series Match) AND (Non-Programmable Verification)

Usage Popularity of Approved Calculators

Figure 1: Estimated distribution of approved models used by successful FE exam candidates.

Table 1: Quick Reference of Approved NCEES Model Series
Manufacturer Approved Series Prohibited Features Recommendation
Casio All fx-115 and fx-991 models Must not have “fx” preceded by letters like “PRIZM” Highly Recommended (fx-115ES Plus)
Hewlett Packard HP 33s and HP 35s models No other HP models are permitted Best for RPN users
Texas Instruments All TI-30X and TI-36X models No Graphing (TI-84, etc.) or TI-Nspire Highly Recommended (TI-36X Pro)

What is can i use calculator in fe exam?

The query can i use calculator in fe exam refers to the strict policy set by the National Council of Examiners for Engineering and Surveying (NCEES). Unlike college exams where professor discretion rules, the FE exam (Fundamentals of Engineering) has a rigid list of approved devices. If you bring an unauthorized calculator, you will not be allowed to use it, and you may be forced to take the 6-hour exam using only the on-screen digital calculator.

Engineers should use this checker to verify if their current device is compliant before starting their study journey. A common misconception is that any non-graphing calculator is allowed. This is false; only specific manufacturers and series are permitted.

can i use calculator in fe exam Formula and Mathematical Explanation

The approval logic for “can i use calculator in fe exam” follows a Boolean logic gate system. To be approved, a calculator must satisfy several conditions simultaneously:

  • Condition A: Manufacturer is Casio, HP, or Texas Instruments.
  • Condition B: Model belongs to a specifically named approved series.
  • Condition C: The device does not possess communication or external memory capabilities.
Table 2: Variables for NCEES Approval Logic
Variable Meaning Unit Typical Range
M_brand Manufacturer ID Categorical Casio, HP, TI
S_series Model Series Match Binary 0 (No) or 1 (Yes)
P_prog Programmability Level Boolean True/False

Practical Examples (Real-World Use Cases)

Example 1: The Student Classic

A student has a TI-36X Pro.
– Manufacturer: Texas Instruments (Valid)
– Series: TI-36X (Valid)
– Result: APPROVED. This is often considered the best choice for the FE Civil and Mechanical exams due to its ability to solve integrals and linear systems.

Example 2: The Graphing Mistake

A candidate brings a TI-84 Plus.
– Manufacturer: Texas Instruments (Valid)
– Series: TI-84 (NOT in the TI-30/36 series)
– Result: PROHIBITED. Graphing calculators are never allowed because they allow for text storage and advanced programming.

How to Use This can i use calculator in fe exam Calculator

  1. Select Manufacturer: Choose from the dropdown menu. If your brand isn’t listed (like Sharp or Canon), it is automatically prohibited.
  2. Input Model: Type the model number exactly as it appears on the plastic casing.
  3. Check Status: The real-time checker will immediately turn green if approved or red if prohibited.
  4. Copy Results: Use the copy button to save the confirmation for your records or to share with a study group.

Key Factors That Affect can i use calculator in fe exam Results

  1. Manufacturer Restrictions: NCEES only reviews Casio, HP, and TI. Other brands are excluded to simplify proctoring.
  2. Memory Capabilities: Any device capable of storing text or formulas via external ports is banned.
  3. Graphing Functions: If it can plot a Y= function visually, it is 100% prohibited.
  4. Communication: Devices with infrared, Bluetooth, or WiFi (like some modern Casio models in other countries) are banned.
  5. Removable Covers: While the calculator is allowed, proctors usually require you to leave the plastic slide-on cover in your locker.
  6. Power Source: Solar or battery models are both fine, but you cannot bring a charger into the testing room.

Frequently Asked Questions (FAQ)

1. Can I use calculator in fe exam if it is a TI-Nspire?

No, the TI-Nspire is a graphing calculator and is strictly prohibited by NCEES rules.

2. Is the Casio fx-991EX ClassWiz allowed?

Yes, all Casio fx-115 and fx-991 models are approved for use.

3. What happens if my calculator dies during the test?

NCEES does not provide batteries. You should bring a spare approved calculator or ensure yours is fully charged/solar-ready.

4. Can I bring two calculators?

Yes, you may bring a backup calculator, but both must be on the approved NCEES list and only one can be on your desk at a time.

5. Does the proctor check the model?

Yes, proctors are trained to inspect the brand and model number of your device during the check-in process.

6. Is there an on-screen calculator?

Yes, the Pearson VUE testing interface includes a basic scientific calculator, but it is much slower than a physical one.

7. Are “Plus” or “ES” versions of Casio models allowed?

Yes, as long as the base model is fx-115 or fx-991, suffixes like Plus, ES, or EX are permitted.

8. Can I use calculator in fe exam if the buttons are worn out?

As long as the model number is legible for the proctor to verify, it is allowed.

© 2024 Engineering Prep Portal. Not affiliated with NCEES. Verification based on 2024 official policy.


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