| County of Cambridgeshire, | | | |
| City and District of Cambridge, | 10, 13 and 16 | Working site | Provision of electrical equipment |
| Milton | | | |
| District of South Cambridgeshire, | | | |
| Parish of Foxton, Foxton | 4 | Working site | Platform extension |
| County of Bedfordshire, Borough of Bedford, Parish of Little Barford | | | |
| Little Barford | 6 | Working site | Provision of electrical equipment |
| District of Mid Bedfordshire, | | | |
| Town and Parish of Arlesey, | 8, 9, 10, 12 and 13 | Working sites and accesses | Platform extensions |
| Arlesey | | | |
| County of Hertfordshire, City and District of St. Albans, | | | |
| St. Albans | 2 to 4, 19 and 24 | Working site and access | Platform extension |
| Borough of Hertsmere, | | | |
| Potters Bar South | 7 to 11 and 14 to 16 | Access | Provision of electrical equipment |
| London borough of Haringey, | | | |
| Finsbury Park | 6 | Working site | Work No. 1 |
| London borough of Islington, | | | |
| Finsbury Park | 3 | Working site | Work No. 1 |
| London borough of Camden, | | | |
| Kentish Town | 27 | Working site and access | Modification of electrical equipment |
| St. Pancras | 22 to 24 | Working sites and accesses | Fitting out Midland Road Station box comprised in Work No. 2 authorised by the Channel Tunnel Rail Link Act 1996f1 and the tunnels comprised in Works Nos. 2, 2A, 2AA, 2B and 2BB authorised by that Act |
| London borough of Islington, | | | |
| Farringdon | 90, 114, 117 and 118 | Working site and access | The Farringdon works |
| City of London, | | | |
| Blackfriars | 113 | Working sites and access | The Blackfriars works and Works Nos. 5 and 6 |
| London borough of Southwark, | | | |
| South Bank | 361 and 368 | Working sites and access | The Blackfriars works |
| Southwark Street/Borough High Street | 444, 451, 452, 455, 459, 494, 506 and 519 | Working sites and access | The London Bridge Works |
| London Bridge Station | 574, 575, 577, 578, 579, 583 and 585 | Working sites and access | The London Bridge Works |
| Elephant & Castle | 114 and 116 | Working sites and access | Work No. 12 |
| Bermondsey | 343, 344, 347 to 349 and 353 | Working sites and access | Works Nos. 15, 16, 17, 18, 19 and 20 |
| London borough of Lewisham, | | | |
| Bermondsey | 14, 20, 29, 30, 36, 40, 45 and 50 | Working sites and access | Works Nos. 15, 16, 17, 18, 19 and 20 |
| New Cross | 119 | Working site and access | Platform extension and provision of signalling equipment |
| London borough of Croydon, | | | |
| East Croydon | 7 | Working site | Platform extension |
| London borough of Greenwich, | | | |
| Mottingham | 16 | Working site | Platform extension |
| County of Surrey Borough of Reigate &Banstead, | | | |
| Earlswood | 23 | Working site and access | Platform extension |
| County of West Sussex, District of Mid Sussex, Parish of Cuckfield Rural, | | | |
| Folly Hill | 4 and 6 | Working site and access | Modification of electrical equipment |
| District of Adur, Parish of Lancing, | | | |
| Lancing | 8, 10 and 12 | Working site and access | Platform extension |
| Borough of Worthing, | | | |
| Durrington-on-Sea | 7 and 8 | Working site and access | Platform extension |
| County of Kent, | | | |
| Borough of Dartford | 27 | Working site and access | Platform extension and Work No. 24 |
| Borough of Ashford, | | | |
| Pluckley | 7 and 8 | Working site and access | Platform extension |
| City of Brighton & Hove, | | | |
| Portslade | 27 | Working site and access | Platform extension |
| Borough of Luton, | | | |
| Luton Airport Parkway | 41, 42, 45 and 46 | Working site and access | Platform extension |