Feed-in tariff will be possible for "re-manufactured as new" according to the DECC
http://www.decc.gov.uk/en/content/cms/what_we_do/uk_supply/energy_mix/renewable/explained/microgen/micro_hydro/micro_hydro.aspx
Waterwheel or turbine to be repaired according to the MCS product standard
http://www.microgenerationcertification.org/Becoming+MCS+Certificated/Product+Certification?pgid=206
Some companies are assessing whether they will become acreditted for certifying the against this standard.
Installation is to be carried out according to the MCS installer - general standards & MCS intaller - hydro standard
http://www.microgenerationcertification.org/Benefits+and+MCS+Certification+Process/Installer+Certification/Installer+Standards
Several companies are (seeking to become) acreditted.
http://www.decc.gov.uk/en/content/cms/what_we_do/uk_supply/energy_mix/renewable/explained/microgen/micro_hydro/micro_hydro.aspx
Waterwheel or turbine to be repaired according to the MCS product standard
http://www.microgenerationcertification.org/Becoming+MCS+Certificated/Product+Certification?pgid=206
Some companies are assessing whether they will become acreditted for certifying the against this standard.
Installation is to be carried out according to the MCS installer - general standards & MCS intaller - hydro standard
http://www.microgenerationcertification.org/Benefits+and+MCS+Certification+Process/Installer+Certification/Installer+Standards
Several companies are (seeking to become) acreditted.