British Standards Institution - Committee

If you have difficulty in submitting comments on draft standards you can use a commenting template and email it to admin.start@bsigroup.com. The commenting template can be found here.

We use cookies to give you the best experience and to help improve our website

Find out what cookies we use and how to disable them

GSE/29 - Gas-fired central heating boilers (domestic and non-domestic), domestic gas-fired water heaters and independent gas-fired space heaters

Sector: Sustainability

Categories: Hydrogen technologies | Central heating | Heaters. Gas | Burners. Gas fuel | Water heating | Boilers and heat exchangers | Installations in buildings | Burners. Boilers

Overview: Under the direction of the Standards Policy and Strategy Committee, is responsible for the UK input to CEN/TC 62, CEN/TC 109 and CEN/TC 48.

Committee standards activity

In Progress (17)

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
Revision of EN 303-7;2006 (to be published as EN 15502-2-7) -	Heating boilers - Part 2-7 - Specific standard for gas-fired central heating units Categories: Standardization. General rules \| Engineering \| Energy and heat transfer engineering \| Burners. Boilers \| Burners. Gas fuel \| Boilers and heat exchangers Proposal begins : 2022-01-11	Proposal
Preliminary Work item for CEN/TS 15502-3-3:	"Gasfired central heating boilers – Part 3-3: 100 % Hydrogen – Expansion of EN 15502-2-1:2022" Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Installations in buildings \| Central heating \| Water heating Proposal begins : 2023-05-19	Proposal
Preliminary Work item for CEN/TS 15502-3-2:	"Gasfired central heating boilers – Part 3-2: Expansion of EN 15502-2-2 to include H2NG-Y20 appliances using a pneumatic gas supply (PGS) control" Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Installations in buildings \| Water heating Proposal begins : 2023-05-19	Proposal
NWIP EN 26 Revision -	Gas-fired instantaneous water heaters for the production of domestic hot water Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Installations in buildings \| Water heating Proposal begins : 2023-09-22	Proposal
New Work Item Proposal -	revision of EN 13203-5 Categories: Information management \| Standardization. General rules Proposal begins : 2026-04-16	Proposal
New Work Item Proposal -	revision of EN 13203-6 Categories: Information management \| Standardization. General rules Proposal begins : 2026-04-17	Proposal
New Work Item Proposal -	revision of EN 13203-2:2025 Categories: Information management \| Standardization. General rules Proposal begins : 2026-04-16	Proposal
DECISION 3/2023 - Adoption of PWI for Repair and re-use	Repair and re-use of gas-fired heating products' Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Central heating \| Water heating Proposal begins : 2023-02-28	Proposal
DECISION 2/2023 - Adoption of PWI for Durability	'Durability of gas-fired heating products' Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Central heating \| Water heating Proposal begins : 2023-02-28	Proposal
CEN/TC 48 NWIP	EN 89 Rev Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Installations in buildings \| Water heating Proposal begins : 2022-11-16	Proposal

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD CEN/TS 15502-3-3:2026	Gas-fired central heating boilers. 100 % Hydrogen. Expansion of EN 15502-2-1:2022 Categories: Boilers and heat exchangers \| Hydrogen technologies \| Central heating Published standard begins : 2026-05-29	Published standard
PD CEN/TS 15502-3-1:2024	Gas-fired central heating boilers. H2NG and ACCF. Expansion of EN 15502-2-1:2022 Categories: Boilers and heat exchangers \| Hydrogen technologies \| Central heating Published standard begins : 2024-05-20	Published standard
BS EN 89:2015	Gas-fired storage water heaters for the production of domestic hot water Categories: Water heating Published standard begins : 2015-05-15	Published standard
BS EN 656:2000	Gas-fired central heating boilers. Type B boilers of nominal heat input exceeding 70 kW, but not exceeding 300 kW Categories: Central heating Published standard begins : 2006-09-13	Published standard
BS EN 613:2021	Independent closed-fronted gas-fired type B11, type C11, type C31 and type C91 heaters Categories: Heaters. Gas Published standard begins : 2022-01-17	Published standard
BS EN 509:2024	Decorative fuel-effect gas appliances Categories: Heaters. Gas Published standard begins : 2024-10-31	Published standard
BS EN 509:2000	Decorative fuel-effect gas appliances Categories: Heaters. Gas Published standard begins : 2003-11-19	Published standard
BS EN 483:2000	NO TITLE Categories: Central heating Published standard begins : 2000-01-13	Published standard
BS EN 303-7:2006	Heating boilers. Gas-fired central heating boilers equipped with a forced draught burner of nominal heat output not exceeding 1000 kW Categories: Central heating Published standard begins : 2007-01-23	Published standard
BS EN 303-3:1999	Heating boilers. Gas-fired central heating boilers. Assembly comprising a boiler body and a forced draught burner Categories: Central heating Published standard begins : 2004-09-03	Published standard

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS EN 89:2000	Gas-fired storage water heaters for the production of domestic hot water Categories: Water heating Withdrawn begins : 2007-01-22	Withdrawn
BS EN 89:2000	Gas-fired storage water heaters for the production of domestic hot water Categories: Water heating Withdrawn begins : 2015-05-15	Withdrawn
BS EN 656:2000	Gas-fired central heating boilers. Type B boilers of nominal heat input exceeding 70 kW but not exceeding 300 kW Categories: Central heating Withdrawn begins : 2006-09-13	Withdrawn
BS EN 613:2001	BS EN 613 Independent gas-fired convection heaters Categories: Heaters. Gas Withdrawn begins : 2003-11-13	Withdrawn
BS EN 509:2000	BS EN 509 Specification for decorative fuel effect gas appliances Categories: Installations in buildings \| Heaters. Gas Withdrawn begins : 2003-11-19	Withdrawn
BS EN 483:1999+A4:2007	Gas-fired central heating boilers. Type C boilers of nominal heat input not exceeding 70 kW Categories: Central heating Withdrawn begins : 2015-10-14	Withdrawn
BS EN 26:2015	Gas-fired instantaneous water heaters for the production of domestic hot water Categories: Central heating Withdrawn begins : 2023-12-22	Withdrawn
BS EN 26:1998	Gas-fired instantaneous water heaters for the production of domestic hot water, fitted with atmospheric burners Categories: Water heating Withdrawn begins : 2005-09-01	Withdrawn
BS EN 15502-2-2:2014	Gas-fired central heating boilers. Specific standard for type B1 appliances Categories: Boilers and heat exchangers \| Central heating Withdrawn begins : 2024-07-29	Withdrawn
BS EN 15502-2-1:2022+A1:2023	Gas-fired central heating boilers. Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW Categories: Boilers and heat exchangers \| Central heating Withdrawn begins : 2025-01-17	Withdrawn