CIRD80360 - R&D tax relief: introduction: R&D Specialist Unit postcodes
From 1 November 2006, companies whose main R&D activities are located in one of the following postcodes should send their corporation tax returns containing R&D tax credit or relief claims to the appropriate office listed below.
| AB Cardiff | HA Cambridge | RG Solent |
| AL Cambridge | HD Manchester | RH Maidstone |
| B Leicester | HG Manchester | RM Maidstone |
| BA Cardiff | HP Croydon | S Leicester |
| BB Manchester | HR Cardiff | SA Cardiff |
| BD Manchester | HS Cardiff | SE Maidstone |
| BH Solent | HU Leicester | SG Cambridge |
| BL Manchester | HX Manchester | SK Manchester |
| BN Maidstone | IG Cambridge | SL Croydon |
| BR Croydon | IP Cambridge | SM Croydon |
| BS Cardiff | IV Cardiff | SN Solent |
| BT Cardiff | KA Cardiff | SO Solent |
| CA Manchester | KT Croydon | SP Solent |
| CB Cambridge | KW Cardiff | SR Manchester |
| CF Cardiff | KY Cardiff | SS Maidstone |
| CH Manchester | L Manchester | ST Leicester |
| CM Maidstone | LA Manchester | SW Croydon |
| CO Maidstone | LD Cardiff | SY Cardiff |
| CR Croydon | LE Leicester | TA Cardiff |
| CT Maidstone | LL Cardiff | TD Cardiff |
| CV Leicester | LN Cambridge | TF Leicester |
| CW Manchester | LS Manchester | TN Maidstone |
| DA Maidstone | LU Cambridge | TQ Cardiff |
| DD Cardiff | M Manchester | TR Cardiff |
| DE Leicester | ME Maidstone | TS Manchester |
| DG Cardiff | MK Cambridge | TW Croydon |
| DH Manchester | ML Cardiff | UB Croydon |
| DL Manchester | N Cambridge | W Croydon |
| DN Leicester | NE Manchester | WA Manchester |
| DT Solent | NG Leicester | WC Cardiff |
| DY Leicester | NN Cambridge | WD Cambridge |
| E Maidstone | NP Cardiff | WF Manchester |
| EC Maidstone | NR Cambridge | WN Manchester |
| EH Cardiff | NW Croydon | WR Cardiff |
| EN Cambridge | OL Manchester | WS Leicester |
| EX Cardiff | OX Solent | WV Leicester |
| FK Cardiff | PA Cardiff | YO Leicester |
| FY Manchester | PE Cambridge | ZE Cardiff |
| G Cardiff | PH Cardiff | |
| GL Cardiff | PL Cardiff | |
| GU Solent | PO Solent | |
| PR Manchester |
