If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email firstname.lastname@example.org.
Please tell us what format you need. It will help us if you say what assistive technology you use.
The Renewables Obligation Order (ROO) 2009 introduced changes that require the Secretary of State to announce the level of the Obligation six months preceding an Obligation period.