Commercial Gas Safety Checks for England Caterers: Compare Scope

Commission the check around the installation, not the form

For an England catering kitchen, ask a suitably competent Gas Safe-registered engineer to inspect and record the actual appliances, fuel supply, pipework, flues, ventilation, interlocks and safety devices within an agreed boundary.[1][6]

Regulation 35 of the Gas Safety (Installation and Use) Regulations requires employers and self-employed operators to keep gas appliances, flues, pipework and safety devices in a safe condition.[1] HSE’s catering guidance does not prescribe a universal certificate called CP42.[1]

“CP42” is a commonly requested industry label for a fixed commercial-catering inspection record.[3][6] Inspection and servicing frequency should reflect the equipment, use and manufacturer’s recommendations. HSE describes annual inspection as a reasonable general minimum.[1]

Residential-landlord duties are separate: relevant appliances and chimneys or flues must be checked every 12 months, with the gas-safety record supplied to tenants within 28 days.[1]

Verify the individual engineer’s competence

Company registration alone does not establish that the person attending holds the competence needed for the installation.[1][3]

• Before booking: obtain the engineer’s name and verify the individual through Gas Safe Register. Check competence for commercial catering, the relevant appliance and work categories, and the site’s fuel—natural gas or LPG.[1][6]
• On arrival: inspect the engineer’s current Gas Safe ID card and confirm its details and categories match the work commissioned.[1][3]

Where the Gas Safety (Installation and Use) Regulations apply, gas work, including inspection and maintenance, should be completed by a Gas Safe-registered engineer competent for the particular equipment and work.[1]

Build an asset schedule and define the boundary

Give each provider the same asset schedule instead of requesting a generic certificate. For every item, record:

• Identity: appliance type, location, manufacturer, model and rating or input where available.[5][6]
• Fuel and format: natural gas or LPG, and fixed or mobile.[6]
• Equipment: ranges, ovens, fryers, grills or chargrills, water heaters, boilers and combination units where present.[5][6]

Ask the engineer to identify every appliance included. Agree whether the visit covers appliance condition and operation, accessible pipework, flexible connections, restraints, isolation, gas tightness or pressures, combustion, flues, flame supervision and other safety devices.[3][4][5][6]

Define the fuel-supply boundary too: specify whether natural-gas supply pipework or LPG cylinders, tanks, regulators and service pipework are included, and identify components belonging to the operator, fuel supplier or another specialist.[6]

The quotation should distinguish inspection from servicing, repairs, replacement parts, inaccessible sections, other maintenance and return attendance.[3][4][6]

Include ventilation, extraction and interlocks

The agreed scope should address fixed ventilation, mechanical extraction, canopy operation, make-up air and the interaction between airflow and appliance operation.[1][6] HSE advises reading its catering gas guidance with Catering Information Sheet No 10; DW172 provides design-performance guidance for kitchen ventilation systems with gas supplies.[1]

Tell the engineer about blocked ducts, failed fans, leaking ductwork or escaped fumes or steam.[1][6] A suitable interlock should shut off gas to catering appliances if mechanical ventilation fails, and manual bypasses are not permitted.[1]

An existing installation without an interlock requires a site-specific assessment rather than an automatic conclusion. BS 6173 is not retrospective, so lack of conformity alone does not settle whether the installation is safe; likely risks and necessary controls must be assessed.[1]

Where commercial carbon-monoxide or carbon-dioxide alarms are installed, the system should produce an audible alarm and be fail-safe interlocked with automatic gas shut-off requiring manual restoration.[1] Alarms do not replace ventilation, servicing or maintenance, and domestic CO alarms are not normally suitable for commercial-kitchen conditions.[1]

Separate mixed premises into the correct routes

Do not assume a fixed-catering CP42-style record covers an unrelated boiler, plant room, accommodation or mobile LPG installation.[6] Divide the work into fixed catering, commercial boiler or plant, accommodation, commercial LPG infrastructure and mobile catering where relevant.[6]

Accommodation can engage residential-landlord duties in settings including guest houses, bedsits, communal kitchens and staff accommodation.[1] Food trucks, trailers, stalls and mobile bars may need a mobile-LPG or CP44-style route covering every appliance, cylinders, regulators, hoses, restraints, ventilation and movement-related risks.[6]

Ask whether one engineer holds all the required competencies or whether separate engineers and records are needed.[1][6]

Accept only a record with a clear scope and outcome

Check the completed record identifies:[6]

• the premises, fuel, inspected areas and agreed boundary;
• each appliance inspected, its result and relevant measurements;
• defects, limitations and inaccessible items;
• warning notices, isolation and other safety action; and
• the attending business and engineer, signature and inspection date.

The record should distinguish completed checks from servicing, repairs, parts replacement and excluded or inaccessible work.[3][4][6] HSE’s cited guidance does not provide an official mandatory England commercial-catering record template.[1]

Suspected safety problems should be assessed urgently rather than left until the next routine visit.[1] Under the Gas Industry Unsafe Situations Procedure, an At Risk finding brings advice not to use the affected equipment and a request for permission to turn it off; an Immediately Dangerous finding leads to disconnection.[1]

Keep the record with repair and reinspection evidence. Document who is responsible for each remedy, whether equipment must remain unused and whether a return visit or updated evidence is required.[3][6]

Compare commercial catering gas providers

Upkeepone

• Disclosed scope: The fixed-catering route lists appliances, connections, restraints, extraction, make-up air, ventilation, flame safety and the gas interlock.[6]
• Coverage: Priority areas are London, Essex and Kent. Hertfordshire, Surrey, Buckinghamshire, Berkshire and Sussex are also covered, with other UK locations considered on request. Attendance depends on postcode, installation, access, travel and appropriately qualified engineer availability.[6]
• Price: Repairs, parts and return attendance are separate unless expressly included; pricing depends on the agreed scope and findings.[6]

Island Catering Equipment Co.

• Disclosed scope: The company reports commercial gas-safety work, callouts and specialist-equipment maintenance. Its guidance advises confirming the tests included, report issued and handling of urgent faults.[5]

HK Engineering

• Disclosed scope: It advises agreeing appliances, pipework, ventilation and associated safety systems before attendance rather than presenting a standard package.[3]
• Price: Pricing is handled on separate commercial-gas service and cost pages.[3]

This is a scope comparison, not a provider ranking. Choose on written confirmation of the inspection routes, attending engineer’s competence, visit boundary, exclusions and resulting record.[3][6]

What to confirm with each provider

Send every provider the same asset schedule, fuel details, inspection-route breakdown, access information, ventilation or interlock concerns and required record contents.[6]

• travel charges and postcode availability;
• coverage of every listed appliance and the tests included;
• the written record to be issued;
• excluded systems or inaccessible work;
• charges for servicing, repairs, parts and return attendance; and
• contract duration, cancellation terms and formal eligibility.

For budgeting context, Protectivity gives indicative market ranges of £100–£150 for a small café or takeaway with one or two appliances, £120–£200 for a food truck or mobile caterer, and £150–£250 for a small commercial kitchen with three to six appliances.[4] These are market guidance rather than provider quotes and vary by location, engineer rate, appliance count and complexity.[4]

Before authorising the visit, obtain written confirmation of the attending engineer’s relevant competence and the systems, assets, interfaces, exclusions and deliverables covered.[6]

References

1. Health and Safety (hse.gov.uk)
3. CP42 Gas Safety Certificate: What Commercial Kitchen Operators Need to Know | HK Engineering Ltd (hkengineeringltd.co.uk)
4. Gas safety check for caterers explained – Protectivity (protectivity.com)
5. Guide to Commercial Gas Safety for UK Kitchens – islandcatering (islandcatering.co.uk, 2026)
6. Commercial Gas Appliance Checklist | UK Inspection Guide (upkeepone.co.uk)