There is a file for each run type we calculate a BSUoS charge for - Interim Initial (II), Settlement Final (SF) and Reconciliation Final (RF). These are updated daily with the actual Half Hourly BSUoS price. Total costs and volume information by settlement period is also published here. >**NOTE:** We have paused the billing due to system outage from 26/04/2024 to 20/05/2024 (inclusive) and during this period there will be no BSUoS web prices issued. The outage has been extended now until 27/05/2024, the billing will resume on 28/05/2024 and the data will be published on daily basis. Please find the link for more information.