Prepositions with exercisable

Exercisable by, at, in, under or on?

Exercisable commonly appears in formal or legal English. The most natural patterns are exercisable by someone and exercisable under a law or agreement.

Quick answer

Which prepositions are used with exercisable?

Use exercisable by to name the person or body that can use a right or power. Use exercisable under with a law, contract, or authority. Exercisable on can refer to a date. At and in are usually not fixed complements.

The option is exercisable by either party.
These powers are exercisable under the constitution.
The warrant is exercisable on request.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

1
exercisable by + person/body

Naming who can use the right or power

By identifies the person or organisation entitled to act.

The rights are exercisable by shareholders.
The authority is exercisable by the board.
2
exercisable under + law/agreement

Referring to legal basis

Under introduces the law, contract, or rule giving the power.

The licence is exercisable under national legislation.
The remedy is exercisable under the contract.
3
exercisable on + date/event

Giving the time when a right may be used

On is used for dates or triggering events.

The option becomes exercisable on 1 July.
The clause is exercisable on written notice.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction
Example
Meaning
exercisable by
Voting rights exercisable by members
shows who may use the right or power
exercisable under
Benefits exercisable under the scheme
shows the legal or formal basis
exercisable on
The option is exercisable on expiry.
shows the date or event connected to use
exercisable at
Exercisable at is uncommon as a fixed complement.
at may introduce a place or time adjunct instead
exercisable in
Exercisable in court uses in as a location phrase.
in is usually contextual, not a selected complement

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using at as the main complement

At is not normally the standard preposition after exercisable.

✕ rights exercisable at members ✓ rights exercisable by members

Confusing by and under

By names the user of the power; under names the legal basis.

✕ powers exercisable by the contract ✓ powers exercisable under the contract

Using in for legal authority

Under is preferred for laws and agreements.

✕ rights exercisable in the agreement ✓ rights exercisable under the agreement

Quick practice

Choose the expression that matches the intended meaning.

1. The powers are ___ the board.
2. The remedy is ___ the agreement.
3. The option becomes ___ 15 May.

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Frequently asked questions

Is exercisable mainly used in legal English?

Yes. It is common in contracts, laws, and formal documents.

What does exercisable by mean?

It identifies the person or organisation allowed to use a right or power.

Can exercisable be followed by in?

Only in contextual phrases such as locations. It is not usually the main complement.

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