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what is the ACS gas scheme?

The Nationally Accredited Certification Scheme for Individual Gas Fitting Operatives (ACS), overseen by the United Kingdom Accreditation Service (UKAS), is an industry recognised and accepted route for experienced gas operative to gain a certificate of competence in the areas of gas work they are involved in. Holders of an ACS Certificate of Competence can apply for Gas Safe Registration, a legal requirement for anyone working on gas in the UK, Isle of Man and Guernsey. ACS certificates of competence must be renewed every 5 years.
Gas ACS Courses We Offer
what Gas Assessments Do You Need?
In all areas of gas work there is a core gas safety element which must be achieved before any individual appliance assessment can be undertaken. There are core gas safety elements for Domestic Natural Gas, Liquefied Petroleum Gas (LPG), Non-Domestic Heating, Commercial Catering, Commercial Laundry, Emergency Service Providers and Gas Meter Installation.
Where an individual is assessed for the first time in any core or appliance they will perform an initial assessment, whereas if they originally held an ACS certificate of competence and are renewing before the 5 year expiry date they will be reassessed.
For individuals that want to work in more than one sector change-over assessments are available. These build on evidence collected in the original core assessment reducing the overall duration of the assessment. Change-over assessment are linked to the original ACS core and are not valid if that core certificate expires.
Initial Assessment
An an initial assessment is where a person is being assessed for a core gas safety element or individual appliance(s) for the first time, this includes:
- First time applicants being assessed under the ACS scheme who hold an approved gas qualification such as aligned QCF, NVQ, SVQ or MLP certificate, or
- Experienced gas operatives wishing to extend their scope of work to include another sector of the industry, for example a domestic engineer moving into non-domestic, or
- Experienced gas operative wishing to extend their range of work within the same sector such as adding a further appliance element to their existing core, or
- Experienced gas operative where their original certificate of competence has lapsed more than 12 months from the expiry date.
Initial assessments are modular and can be tailored and grouped together to suit the nature of work you wish to carry out. Industry now requires any experienced gas fitting operative who is either extending their scope or range of work to be Gas Safe Registered for a minimum of 12 months and have an element of experience and training before being presented for an initial assessment. Contact us for more information.
Re-Assessment (Renewal)
Re-assessment is for experienced gas operative renewing their existing competency certification before the 5 year expiry date. It is normally a shorter process than the initial assessment covering key competencies and any changes introduced since their last assessment.
MOT style Certification is available where the certificate can be renewed up to 6 months prior to its expiry date. MOT certificate expiry is calculated from the original certificate expiry date, no months are lost if assessed within this time.
You must hold a valid current ACS competency certificate or one which has expired by no more than 12 months for any assessments applied for.
For re-assessment training is not a pre-requisite for assessment.
Domestic Gas acs Courses
CCN 1
Core Domestic Gas Safety
Initial – 3 Days Training & 2 Days Assessment
Reassessment – 2 Days Training & 2 Days Assessment
CoCDN 1
Core Non-Domestic to Domestic Changeover
2 Days Training & 2 Days Assessment
CENWAT
Central Heating Boilers and water heaters ≤ 70 kW net
0.5 Days Training & 0.5 Days Assessment
CKR 1
Domestic Gas Cooking Appliances
0.5 Days Training & 0.5 Days Assessment
CMDDA 1
Carbon Monoxide/Dioxide Atmosphere and Appliance Testing
1 Day Training & 1 Day Assessment
CPA 1
Combustion Performance Analysis
0.5 Days Training & 0.5 Days Assessment
DAH 1
Domestic Gas-Fired Ducted Air Heaters ≤ 70 kW net
0.5 Days Training & 0.5 Days Assessment
HTR 1
Domestic Gas Fires, Wall Heaters and Stoves
1 Day Training & 0.5 – 1 Day Assessment
LAU 1
Domestic Gas-Fired Laundry Appliances
0.5 Days Training & 0.5 Days Assessment
MET 1
Primary and Secondary Gas Meters ≤ 6 cubic metres
0.5 Days Training & 0.5 Days Assessment
Package
CCN 1 plus CPA 1, CENWAT, CKR 1 and HTR 1
Initial – 3 Days Training & 4 Days Assessment
Reassessment – 2.5 Days Training & 2.5 Days Assessment
Other packages are available please contact us for more information.
Non - Domestic Heating gas acs courses
COCN 1
Core Non-Domestic Heating Gas Safety
Initial – 3 Days Training & 2 Days Assessment
Reassessment – 2 Days Training & 2 Days Assessment
CoDNCO 1
Core Domestic to Non-Domestic Heating Change-Over
Initial – 2 Days Training & 1 Day Assessment
Reassessment – 2 Days Training & 1 Day Assessment
CDGA 1
Direct Fired Air Heaters (only offered with CIGA 1 & CORT 1 as package)
0.5 Days Training & 0.5 Days Assessment
CIGA 1
Indirect Fired Hot Water Boilers and Air Heaters
0.5 Days Training & 0.5 Days Assessment
CORT 1
Overhead Radiant Plaque and Tube heaters
0.5 Days Training & 0.5 Days Assessment
ICPN 1
Large Bore Pipework > 35 mm up to 16 bar OP
0.5 Days Training & 0.5 Days Assessment
TPCP 1A
Testing and Purging Small ND Gas Installations up to 40 mbar OP
1 Day Training & 1 Day Assessment
TPCP 1
Testing and Purging Large ND Gas Installations up to 16 bar OP
1 – 2 Days Training & 1 Day Assessment
BMP 1
Gas Boosters and Associated Controls ≤ 0.5 bar OP
0.5 Days Training & 0.5 Days Assessment
Package
COCN 1 plus CIGA 1, CDGA 1, CORT 1 and ICPN 1
Initial – 3 Days Training & 3 – 4 Days Assessment
Reassessment – 2.5 Days Training & 2.5 Days Assessment
Package
CoDNCO 1 plus CIGA 1, CDGA 1, CORT 1 and ICPN 1
Initial – 3 Days Training & 3 Days Assessment
Reassessment – 2 Days Training & 2 Days Assessment
Other packages are available please contact us for more information.
commercial catering gas acs courses
CCCN 1
Core Commercial Catering Gas Safety
Initial – 2 Days Training & 2 Days Assessment
Reassessment – 2 Days Training & 1 Day Assessment
CoDC 1
Core Domestic to Commercial Catering Change-Over
Initial – 1 Day Training & 1 Days Assessment
Reassessment – 1 Days Training & 1 Days Assessment
COMCAT 1
Open and solid top ranges, ovens, boiling pans, urns, bains marie, hot cupboards etc
0.5 Days Training & 0.5 Days Assessment
COMCAT 3
Deep Fat Fryers, Grillers, Bratt Pans etc.
0.5 Days Training & 0.5 Days Assessment
COMCAT 5
Forced Draught Appliances
0.5 Days Training & 0.5 Days Assessment
CoCATA 1
Domestic to Commercial Catering Appliances (COMCAT 1 & 3)
0.5 Days Training & 0.5 Days Assessment
CoNGLP CMC
Changeover LPG Mobile Catering
0.5 Days Training & 0.5 Days Assessment
Package
CCCN 1 plus COMCAT 1, COMCAT 3 & COMCAT 5
Initial – 3 Days Training & 3 Days Assessment
Reassessment – 2 Days Training & 2 Days Assessment
Package
CoDC 1 plus CoCATA 1
Initial – 2 Days Training & 2 Days Assessment
Reassessment – 1 Day Training & 1 Day Assessment
Other packages are available please contact us for more information.
commercial laundry gas acs courses
CCLNG 1
Core Commercial Laundry Gas Safety
Initial – 1.5 Days Training & 1.5 Days Assessment
Reassessment – 1 Day Training & 1 Day Assessment
CLE 1
Commercial Laundry Appliances and Equipment
0.5 Days Training & 0.5 Days Assessment
Package
CCLNG 1 plus CLE 1
Initial – 2 Days Training & 2 Days Assessment
Reassessment – 1 Day Training & 1 Day Assessment
Other packages are available please contact us for more information.
Pipe and appliance installers gas acs courses
COCNPI 1LS
Core Non-Domestic Pipe Installer Gas Safety
Initial – 2 Days Training & 1 Day Assessment
Reassessment – 1 Day Training & 0.5 – 1 Day Assessment
ICPN 1LS
Installation of large Bore Pipework including Check Meters Limited Scope Without Connection to a Live Gas Supply.
1 Day Training & 0.5 Days Assessment
ICAE 1LS
Installation of Gas Appliances and Equipment Without Connection to a Live Gas Supply
2 Days Training & 0.5 – 1 Day Assessment
Package
COCNPI 1LS plus ICPN 1 & TPCP 1
Initial – 3 Days Training & 2 Days Assessment
Reassessment – 2 Days Training & 1.5 – 2 Days Assessment
Other packages are available please contact us for more information.
LPG Gas acs courses
CoNGLP 1PD
Changeover NG to LPG Permanent Dwellings
Initial – 1 Day Training & 1 Day Assessment
Reassessment – 0.5 Day Training & 0.5 Day Assessment
CoNGLP 1RPH
Changeover NG to LPG Residential Park Homes
Initial – 1 Day Training & 1 Day Assessment
Reassessment – 0.5 Day Training & 0.5 Day Assessment
CoNGLP 1LAV
Changeover NG to LPG Leisure Activity Vehicles
Initial – 1 Day Training & 1 Day Assessment
Reassessment – 0.5 Day Training & 0.5 – 1 Day Assessment
CoNGLP 1B
Changeover NG to LPG Boats
Initial – 1 Day Training & 1 Day Assessment
Reassessment – 0.5 Day Training & 0.5 – 1 Day Assessment
HTRLP 2
LPG Closed Flue Gas Fires
0.5 Days Training & 0.5 Days Assessment
HTRLP 3
LPG Caravan and Boat Heaters
0.5 Days Training & 0.5 Days Assessment
REFLP 2
LPG Refridgerators In Motorised/Touring Caravans & Boats
0.5 Days Training & 0.5 Days Assessment
WATLP 2
LPG Water Heaters In Motorised/Touring Caravans
0.5 Days Training & 0.5 Days Assessment
EFJLP 1
LPG & NG Electrofusion Jointing
0.5 Days Training & 0.5 Days Assessment
Package
CoNGLP 1 PD, RPH and LAV
Initial – 1 Day Training & 1 Day Assessment
Reassessment – 1 Day Training & 1 Day Assessment
Package
CoNGLP 1 PD, RPH and LAV Including HTRLP 2, HTRLP 3, REFLP 2 and WATLP 2
Initial – 2 Days Training & 3 Days Assessment
Reassessment – 1 Day Training & 1.5 – 2 Days Assessment
Other packages are available please contact us for more information.
ESP & Meter installer Gas acs courses
CESP 1
Core Emergency Service Provider Gas Safety
Initial – 2 Days Training & 2 Days Assessment
Reassessment – 2 Days Training & 2 Days Assessment
CMA 1
Core Gas Meter Installer Gas Safety
Initial – 2 Days Training & 2 Days Assessment
Reassessment – 2 Days Training & 2 Days Assessment
CMA 2LS
Core Domestic Gas Meter Installer Limited Scope
Initial – 1 Day Training & 1 Day Assessment
Reassessment – 1 Day Training & 0.5 – 1 Day Assessment
CMA 3
Core Domestic Gas Meter Installer Gas Safety
Initial – 2 Days Training & 2 Days Assessment
Reassessment – 1 Day Training & 1.5 – 2 Days Assessment
CoDNESP 1
Core Changeover Domestic to Emergency Service Provider
Initial – 2 Days Training & 1 Day Assessment
Reassessment – 1 Day Training & 1 Day Assessment
MET 1
Primary and Secondary Gas Meters ≤ 6 cubic metres
0.5 Days Training & 0.5 Days Assessment
MET 3LS
Primary Gas Meters ≤ 6 cubic metres Not Connected To An Outlet Supply
0.5 Days Training & 0.5 Days Assessment
MET 4
Low Pressure Primary Gas Meters > 6 cu metres ≤ 40 cu metres
0.5 Days Training & 0.5 Days Assessment
CMET 1
Low Pressure Primary Gas meters > 6 cu metres ≤ 1076 cu metres – Diaphragm and RD
1 Day Training & 0.5 Days Assessment
CMET 2
Primary Gas meters > 7 bar OP – Diaphragm, RD & Turbine
1 Day Training & 0.5 Days Assessment
REGT 1
Testing & Commissioning Domestic MP Regulators
0.5 Days Training & 0.5 Days Assessment
Packages are available please contact us for more information.