Biomass Maintenance Scheme

The government has introduced a requirement for the owners of biomass boilers in receipt of the Renewable Heat Incentive (RHI), to carry out annual preventative maintenance checks.

Apply for this scheme

Registration Scheme

Following the publication of the new MCS 040 Biomass Maintenance Standard, HETAS has launched a registration scheme for competent servicing businesses.

How do I become registered and approved? 

Businesses can register to join the scheme by demonstrating competence to maintain the boilers categories and group identified. We will register businesses based on experience and evidence of training. 

More specifically routes to access the Approved Biomass Maintenance Scheme are a combination of the following: 

  • Valid HETAS H009 Service and Maintenance Training 
  • Valid H005/DE Training 
  • Manufacturer Training 
  • Experienced worker route – Evidence biomass maintenance completed to manufacturer standards

View the full competence matrix here

How will it be regulated? 

MCS are administering the Standard for the scheme, and HETAS is committed to operate the scheme in accordance to the standard. Any complaints related to the scheme from a member of the public, will be assessed fairly. 

HETAS will report scheme data into MCS, Ofgem and BEIS to ensure that we all understand the success of the scheme and where we can make improvements for all users.

Need to train?

View the full range of HETAS Training Courses and nationwide Approved Training Centres

Ready to apply?

HETAS Approved Biomass Maintenance Scheme 

Contact us at [email protected] if you need a printable pdf version of this form – please think of the environment before you print.

Fees Schedule

You can view the fees here for the HETAS Approved Biomass Maintenance Scheme.


HETAS, Severn House, Unit 5 Newtown Trading Estate, Green Lane, Tewkesbury, GL20 8HD