See how your Part I Claim is progressing

This simple form lets you see the current status of your existing Part I Claim.

You will need your eight digit Customer Reference Number (often referred to as HAL Number). This can be found towards the top left of any letters that we have sent to you.

Please enter this reference number into the box and press the Submit button or Return key.

If you are having any difficulties tracking your compensation claim or have any queries that you wish to raise with us in this regard, please contact us at

Kindly let us know your name, your 8 digit Customer Reference Number, the address of the property that you are claiming for and the nature of your query so that we can deal with it more efficiently.

Please note because the widening of the M25 between Junctions 16 to 23 and Junctions 27 to 30 is being managed by the Design Build Finance and Operate (DBFO) company Connect Plus you will not be able to track the progress of your Part I claim for these schemes on the Highways England website. All requests for further information relating to Part I claims on these schemes should be directed to Connect Plus who can be contacted at Connect Plus House, St Albans, South Mimms, Potters Bar EN6 3NP or by telephone on 02033 868500. The contact for Part I claims at Connect Plus is John Worsfold.