Community Infrastructure Levy in Kingston upon Thames
Residential CIL in Kingston upon Thames is charged per m² of new gross internal area under the council's charging schedule (effective 2015-11-01). Mayoral CIL 2 Band 2 (£72.73/m²) is charged on top by the Greater London Authority. Extensions under 100 m² that create no new dwelling are not liable (reg 42); owner-occupiers can claim the self-build, annex or extension exemption — but only before work starts.
| Zone | Adopted rate | Indexed rate | Applied |
|---|---|---|---|
| Zone 1Residential developments.Source: Kingston upon Thames charging schedule · verified 2026-09-18 | £210.00 | £323.07 (2026) | £323.07/m² |
| Zone 2Residential developments.Source: Kingston upon Thames charging schedule · verified 2026-09-18 | £130.00 | £200.00 (2026) | £200.00/m² |
| Zone 3Residential developments.Source: Kingston upon Thames charging schedule · verified 2026-09-18 | £85.00 | £130.76 (2026) | £130.76/m² |
| Zone 4Residential developments.Source: Kingston upon Thames charging schedule · verified 2026-09-18 | £50.00 | £76.92 (2026) | £76.92/m² |
Source: charging schedule · council CIL page · zone map · verified 2026-09-18. Kingston CIL (KCIL) adopted November 2015, in force 1 November 2015. Base rates read from the council's 'CIL charging schedules' HTML page (the Charging_Schedule.pdf link on that page exceeded fetch size limit, so PDF text not read directly). 2026 indexed rates from council Annual CIL Rate Summary page: formula R x 400/260 (2015 base index 260). Sub-rates: care homes/retirement housing zones 1-2 £50, zones 3-4 £20; extra care housing £20; student housing £220; supermarkets/retail warehousing £200; other retail £200 in Kingston town centre PSA, £20 elsewhere; public service/community £0; all other uses £20. No local instalment policy details seen on pages fetched (page links to Mayoral instalments policy).
| Scheme | Liability | Exemption | At stake if filed wrong |
|---|---|---|---|
| Rear extension, 120 m², owner-occupier | £17,958 – £47,496 | Form 9 | £47,496 |
| Garden annex, 60 m², for a relative | £8,979 – £23,748 | Form 8 | £23,748 |
| New self-build house, 180 m² | £26,937 – £71,244 | Form 7 | £71,244 |
| Small developer, 3 flats, 240 m² (no exemption) | £35,916 – £94,992 | none | £94,992 |
Indicative — the council's Liability Notice is definitive. Under 100 m² and no new dwelling is not liable at all (reg 42).
Free liability range and exemption check. The £29 report gives the filing order for Forms 1, 2, 6 and 7/8/9 with dates and the surcharge at each step.
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