RIBA-APPROVED Details of RIBA-approved competitions are available from the RIBA Competitions Office, 6 Melbourne Street, Leeds LS2 7PS, tel 0113 234 1335, fax 0113 246 0744, e-mail riba. competitions@mail. riba. org
URBAN SUSTAINABILITY The government's Energy Efficiency Best Practice Programme has launched its fourth open ideas competition to promote sustainability. The theme of this year's competition is urban sustainability and entrants will be invited to explore various issues. The 5ha site is the Lochend Butterfly and its surroundings, about a mile from the eastern end of Princes Street in central Edinburgh. A prize fund of £17,500 is on offer. The deadline for submissions is 28 February.
COUNTRY HOUSE Single-stage open competition for the design of a new country house to be built in a Gloucestershire valley, on a site comprising 32ha of pasture and woodland. The site enjoys an elevated position in the Cotswolds. Designs should enhance and contribute to the surroundings and architectural heritage. Further information at www. countryhouse. co. uk
ST MARTIN-IN-THE-FIELDS A visionary masterplan for the site of St Martin-in-the-Fields Church, Trafalgar Square, London, incorporating a major restoration of the church, its underground spaces and associated buildings. The redevelopment may include some new building to provide facilities for the awarding authority's social care unit and other activities. Contact Suzanna Lubran, St Martin-inthe-Fields,6 St Martin's Place, London WC2N 4JJ. Tel 020 7766 1100. Deadline 31 October.