South East

HMO licensing in Arun

Arun District Council requires a mandatory licence for HMOs occupied by 5 or more people from 2 or more households. It also runs additional licensing, which brings smaller HMOs (typically 3 or 4 people) into licensing. The published licence fee starts at £2,387.

Mandatory licence

5+ people, 2+ households

National scheme

Additional / selective

Additional

Council-designated schemes

Licence fee

From £2,387

Decision time

Not published

Licensing schemes in Arun

In force
Additional licensing

Arun's Additional HMO Licensing scheme covers 3-4 person HMOs (2+ households) in River Ward (Littlehampton) and Hotham and Marine Wards (Bognor Regis). It came into force on 1 February 2025 and ends on 31 January 2030.

In force from
1 February 2025
Scheme ends
31 January 2030
Council source

Verified 24 September 2026

Licence fees

The published fee for a new HMO licence is £2,387. Fees can depend on the number of occupants or lettings, and they are reviewed each year.

Mandatory HMO licence (5+ occupants, 2+ households): Part 1 application fee £1,942 (covers first 5 occupants) plus £50 per additional occupant above 5, payable on submission and non-refundable; Part 2 issue fee of £445 payable before the full licence is granted. Fully self-contained lets within the HMO with exclusive amenities are fee-exempt. Additional HMO licensing (3-4 person houses/flats, in the designated wards only): Part 1 £1,902 + Part 2 £445 = £2,347 total. Section 257 buildings up to 6 flats: £2,023 + £445 = £2,468. Section 257 buildings with 7+ flats: £2,144 + £445 = £2,589. Section 254 converted buildings: £1,942 + £445. Fees are reviewed and set annually each April (current figures are from the council's 'Fees and charges 2026-27' schedule). The council explicitly states 'No reductions or discounts are available on the fees payable to the council' — there is no accredited-landlord discount.

Fee source: arun.gov.uk (checked 5 October 2026). Fees change during the year, so check the council before you apply.

Additional and selective licence fees

Fees for council-designated schemes are set separately from the mandatory HMO fee. Figures are the standard full-rate fee for a new licence, before any discounts.

Additional licence

£2,347

Ranges from £2,347 to £2,589

Additional HMO licence, 3-4 person house/flat, full fee in two parts: Part 1 £1,902 + Part 2 (licence issue fee) £445

The council publishes no reductions or discounts on these fees. Section 257 buildings (up to 6 flats) total £2,468; section 257 buildings (more than 6 flats) total £2,589; section 254 converted buildings total £2,387. Schedule is reviewed each April (2026-27 figures). Scheme covers River Ward (Littlehampton) and Hotham and Marine Wards (Bognor Regis) only.

Scheme: From 1 February 2025 to 31 January 2030

Checked 5 October 2026 against arun.gov.uk

Minimum room sizes

Single bedroom, with communal dining facilities available (person over 10)6.51 m² minimum.
Double bedroom, with communal dining facilities available (2 persons over 10)10.2 m² minimum.
Single bedroom, no communal dining facilities available10.2 m² minimum (increased because occupants must eat within the room).
Double bedroom, no communal dining facilities available15 m² minimum.
Child's bedroom (under 10 years)4.64 m² minimum; a child counts as a separate occupant for these standards.
Single-occupancy bedsit, one room13 m² minimum (excludes bathroom).
Single-occupancy bedsit, two-or-more roomsLiving room/bedroom 10 m² + kitchen 5 m², OR living room/kitchen 11 m² + bedroom 6.51 m².
Double-occupancy bedsit, one room15 m² minimum (excludes bathroom).
Double-occupancy bedsit, two-or-more roomsLiving room/bedroom 14 m² + kitchen 5 m², OR living room/kitchen 15 m² + bedroom 10.2 m².

National minimums for licensed HMOs are 6.51 m² for one adult and 10.22 m² for two adults; councils can apply higher local standards.

Fire safety requirements

  • All HMOs must have an automatic fire detection and alarm system; Grade A (control panel, detectors, sounders, call points — larger properties) or Grade D1 (interlinked mains-powered smoke/heat alarms — smaller properties) to BS 5839 Parts 1 and 6, with an on-site maintenance logbook.
  • Escape-route doors (including bedroom doors) should normally be 30-minute self-closing fire doors to BS EN 1154:1997 with intumescent strips and cold/brush smoke seals, hung on 3 steel hinges with thumb-turn locks; in some smaller shared houses a solid timber door of at least 44mm thickness may be accepted instead.
  • Escape-route partitions and floor/ceiling separation between units should normally provide 30-minute fire resistance, rising to 60 minutes for basements/cellars and mixed commercial-residential buildings.
  • Emergency escape lighting (to BS 5266) is required in all converted buildings of 3+ storeys, and may be required in shorter buildings with complex escape routes or no effective borrowed light.
  • A suitable and sufficient Fire Risk Assessment, completed by a competent person under the Regulatory Reform (Fire Safety) Order 2005 and reviewed annually, is required and must extend into each unit of accommodation plus communal areas.
  • Basements/cellars require 30-minute fire separation from the ground floor, a 30-minute fire door at the top and bottom of basement stairs, and ideally a separate exit.

Kitchen, bathroom and amenity standards

  • 1 to 4 occupants: minimum 1 bathroom and 1 WC (may be combined).
  • 5 occupants: 1 wash hand basin per sleeping room (where practical) plus 1 bathroom, AND 1 separate WC with wash hand basin.
  • 6 to 10 occupants: 1 wash hand basin per sleeping room plus 2 bathrooms, AND 2 separate WCs with wash hand basins (1 WC may be within a bathroom).
  • 11 to 15 occupants: 1 wash hand basin per sleeping room plus 3 bathrooms, AND 3 separate WCs with wash hand basins (2 WCs may be within bathrooms).
  • Each bathroom/shower room needs a wash hand basin (min. 560mm x 430mm) plus a bath (min. 1700mm x 760mm) or shower cubicle (min. 800mm x 800mm); mechanical extraction of at least 15 litres/second is required in addition to any window.
  • Shared kitchen: 1 sink/drainer for up to 5 occupiers, then 1 additional sink per 4 further occupiers (a dishwasher can substitute up to 9 people, max 1); 1 cooker (4-ring hob + oven/grill) for up to 5 occupiers, then 1 per 4 further occupiers; 6 plug sockets (3 doubles) above the food-prep surface for up to 5 occupiers, plus 1 extra double socket per 2 further occupants above 5.
  • Bedsit (self-contained) kitchen facilities: minimum 2 hob rings (4 if for more than 1 person) with oven and grill, a fixed sink with drainer, worktop at least 600mm x 1000mm, 4 sockets (2 doubles), 1 storage cupboard, and a fridge of at least 150 litres capacity.

Documents you will need

  • Electrical Installation Condition Report (EICR) — Must be less than 5 years old and free of Code 1, Code 2 or FI (further investigation) items.
  • Gas safety certificate — Valid Gas Safety Certificate less than 12 months old, where gas is supplied to the property.
  • Oil boiler certificate — Required where the property has an oil-fired boiler.
  • Energy Performance Certificate (EPC) — Current EPC for the property.
  • Fire alarm installation/maintenance certificate — Evidence the automatic fire detection system has been installed and is maintained/tested per BS 5839.
  • Fire Risk Assessment — Completed by a competent person under the Regulatory Reform (Fire Safety) Order 2005.
  • Emergency lighting certificate — Required where emergency escape lighting is installed.
  • PAT certificate — Portable Appliance Testing certificate for any electrical appliances the landlord supplies.
  • Current tenancy agreements — Copies of existing tenancy agreements for the property.
  • Property layout plan — A plan showing the layout, room sizes and fire safety item locations; must be resubmitted if the property changes from the plan on file.

Sources

Compiled from the council’s own published pages and documents; data reviewed September 2026. Rules and fees change, so always confirm with Arun District Council before applying. This is general information, not legal advice.

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