will commence on vs will commence at

Both phrases are correct, but they are used in different contexts. 'Will commence on' is used when referring to a specific date or day when an event or activity will start. 'Will commence at' is used when referring to a specific time when an event or activity will start.

Last updated: March 22, 2024

will commence on

This phrase is correct and commonly used when referring to a specific date or day when an event or activity will start.

This phrase is used to indicate the starting date or day of an event or activity. For example, 'The conference will commence on Monday.'

Examples:

The project will commence on the 15th of next month.
The concert will commence on Friday evening.
The training program will commence on January 1st.
The festival will commence on the first day of summer.
The course will commence on the first Monday of the month.

Show examples from the web [+]

A 3-year contract for the 4 routes will commence on 1 August 2006 and will terminate on 31 July 2009.
Period of validity, amendment and termination of the contract: A one-year contract for the 6 routes will commence on 1.4.2005 and will terminate on 31.3.2006.
The Scheme will commence on 1 January 2009 or on publication of the scheme on the Commission's website, whichever is later.
whereas the current European Parliament session will end on 8 March 2004 and the subsequent session will commence on 9 March 2004 Article 196 of the EC Treaty.
Scheduled air services on the route will commence on 29.10.2006 and cease after 25.10.2008.
It is expected that oral submissions will commence on 23 February and that the Court will deliver its advisory opinion to the General Assembly sometime between late May and late July.
whereas the current European Parliament session will end on 8 March 2004 and the subsequent session will commence on 9 March 2004, and whereas the powers of the current European Parliament will cease on 19 July 2004,
The period of public consultation will commence on 16 March and end on 1 September 2005.
The plan is that the specific negotiations on this chapter will commence on 13 June as part of an accession conference at foreign minister level.
This will commence on 1 December and we wish you every success in this regard.
A 3-year contract for the 6 routes will commence on 1 April 2006 and will terminate on 31 March 2009.
Eligibility of costs will commence on the date the aid is granted
The European Union is making every effort to ensure that, on that occasion, a new trade round will commence on the basis of a broad and balanced agenda.
Qualifying and labelling products under this version 1.1: the version 1.1 specifications will commence on 1 July 2009.
Scheduled air services on all routes will commence on 30 October 2005 and cease after 25 October 2008.
The period for the submission of tenders will commence on the Monday before the closing date in each case.
The scheme will commence on 1 December 2008 or on publication of the scheme on the Commission's website, whichever is later.
If this is not the case and a request establishing the need is made, negotiations, in which the members of the existing European Works Council(s) must be involved, will commence on a new agreement.
If this is not the case and a request establishing the need is made, negotiations, in which the members of the existing European Works Council(s) must be involved, will commence on a new agreement.
Implementation will commence on the date the aid scheme is published in the Official Journal of the European Union

Alternatives:

will start on
will begin on
will kick off on
will launch on
will get underway on

will commence at

This phrase is correct and commonly used when referring to a specific time when an event or activity will start.

This phrase is used to indicate the starting time of an event or activity. For example, 'The meeting will commence at 9:00 AM.'