on request vs by request

Both 'on request' and 'by request' are correct phrases in English. They are used interchangeably to indicate that something is available or done only when asked for. The choice between them is a matter of personal preference or regional usage.

Last updated: March 23, 2024 • 4289 views

on request

This phrase is correct and commonly used in English to indicate that something is available or done only when asked for.

This phrase is used to indicate that something will be provided or done only if someone asks for it.

Examples:

The report is available on request.
Extra towels are provided on request.
A vegetarian option is available on request.
The hotel offers a shuttle service on request.
The brochure can be sent to you on request.

Show examples from the web [+]

'Grief counselling is available on request.
All applications for authorisation shall be acknowledged on request.
Programme documents shall be available, on request, for inspection by the relevant competent authority.
More information on the detergent shall be made available on request.
Service and access cards shall be shown on request.
The results of these checks and controls shall be made available to the Commission on request.
It shall also make available, on request, all additional relevant information.
A copy of this contract must be supplied to the competent authority on request.
This information must be made available to the Commission on request.
The manufacturer shall furnish the Type Approval Authority on request with information to support the DF values.
The following documents, bearing the approval number shown above, are available on request: ...
The other notified bodies will receive copies of the type-examination certificates issued and/or their additions on request.
The other notified bodies will receive copies of the quality system approvals issued on request.
The other notified bodies will receive copies of the type-examination certificates issued and/or their additions on request.
The official registers thus established shall be accessible to the Commission on request.
Certified copies of licences shall be issued to applicants on request.
Any such sums agreed shall be reimbursed on request.
They are to submit this information to the Commission on request.
Access rights shall be granted on request.
The register may be inspected by the shareholders or third parties on request.

Alternatives:

by request
upon request
upon demand
as requested
if requested

by request