DUP leader Arlene Foster: report found she should not have been presented with a document which lacked all the necessary cost information, but she equally should not have signed it. Photograph:  Jonathan Brady/PA

The Northern Ireland Renewable Heat Incentive (RHI) scheme should never have been adopted, the chairman of the inquiry into the so-called cash-for-ash(...)

Arlene Foster: The Department of Finance and Personnel  has no records to suggest that departmental officials had ‘sight’ of correspondence, according to the acting First Minister. Photograph: Niall Carson/PA Wire

There are no official records of “the content of any discussions” between former Northern Ireland finance minister Sammy Wilson and Brown Rudnick, (...)