The following two reports appear in Ibis 152 #1 (January 2010).
Taxonomic recommendations for British birds: Sixth report
GEORGE SANGSTER, J. MARTIN COLLINSON, ALAN G. KNOX, DAVID T. PARKIN, LARS SVENSSON (Ibis 152: 180-186).
This paper makes recommendations for changes to the sequence of passerines on the British List.
British Ornithologists' Union Records Committee: 38th Report (October 2009)
BOURC (Ibis 152: 199-204).
This report includes the adoption of the taxonomic recommendations from the BOURC's Taxonomic Sub-committee (above) plus announcements on Baikal Teal, Pacific Diver, Yellow-nosed Albatross, Eskimo Curlew, American Herring Gull, Glaucous-winged Gull, Northern Hawk Owl, Yellow Wagtail (beema), White Wagtail (leucopsis), Asian Brown Flycatcher, Brown Shrike, Isabelline Shrike (phoenicuroides) and the ongoing Category D review (inc. White Pelican, Mugimaki Flycatcher, Daurian Starling, Red-headed Bunting).
Both reports can be accessed via the BOU's British List web pages.