"which is required to" vs "which is required by"

Question

"which is required to" vs "which is required by"

Both phrases are correct, but they are used in different contexts. 'Which is required by' is used when referring to a specific requirement or rule imposed by someone or something, while 'which is required to' is used when indicating the action or task that needs to be done. It's important to choose the correct preposition based on the context of the sentence.

Last Updated: March 24, 2024

This phrase is used to specify the action or task that is necessary or mandatory. For example, 'The employee, which is required to attend the meeting, arrived late.'

Examples:

The student, which is required to complete the assignment, asked for an extension.
The driver, which is required to wear a seatbelt, was fined for not doing so.
The software, which is required to be updated regularly, experienced performance issues.

Alternatives:

which needs to
which must
which has to
which is obligated to
which is compelled to

This phrase is used to indicate the entity or source that mandates a certain requirement. For example, 'The report, which is required by the manager, must be submitted by Friday.'

Examples:

The dress code, which is required by the company, must be followed at all times.
The safety measures, which are required by law, must be implemented in the workplace.
The additional training, which is required by the certification board, must be completed within six months.

Alternatives:

which is mandated by
which is stipulated by
which is enforced by
which is regulated by
which is prescribed by

Answer 1

which is required to

This phrase is correct and commonly used in English when indicating the action or task that needs to be done.

Answer 2

which is required by

This phrase is correct and commonly used in English when referring to a specific requirement or rule imposed by someone or something.

"which is required to" vs "which is required by"

which is required to

which is required by

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