It currently lies on the northern edge of the county borough of Blaenau Gwent in Wales.

[5] Rassau and neighbouring Beaufort were therefore transferred from Brecknockshire to the administrative county of Monmouthshire on 1 April 1889.

[10] This is supported by the Reverend Peter Williams' monograph, 'The Story of Carmel', published in 1965.

The proposed £425m development was claimed by backers to represent the most significant capital investment programme in automotive and motor sports infrastructure in the UK in 50 years.

[12] As of 2017, planning permission for the project was refused for the third and final time by the Welsh Government.