Calculators with any of the following features will not be approved:

• programmable, i.e., being able to store and replay a sequence of operations. (It is permissible for the calculator to store and recall the last calculation performed.)
• text storage capabilities (storage of numbers, e.g. intermediate results, is permissible)
• calculators that permit the entry of a full alphabet (any calculator that has a QWERTY keyboard or allows entry of all letters from A to Z is not permitted)
• graphing capabilities
• symbolic equation entry, storage and/or manipulation equation solving capability (e.g. for systems of simultaneous equations or numerical integration/differentiation)
• wired or wireless communication capabilities
• calculators inscribed with text in a language other than English
• calculators powered by anything other than internal batteries and/or solar power
• calculators that emit sound when used (that cannot be turned off)

It is possible that this list may be updated over time to cover features which are not listed here