Useful Links
The Careers Service offer a pretty detailed timeline at http://www.kent.ac.uk/careers/law.htm which gives direction to First, Second and Third year students.
For more useful planning advice, have a look on www.prospects.ac.uk.
Application Timeline
A basic timeline for the whole of a law degree is available on the Law Careers website, the address is:
http://www.lawcareers.net/Solicitors/CareerPath.aspx
For those looking to apply for vacation schemes, a useful list of firm's deadlines can be found at:
http://www.lawcareers.net/Solicitors/VacationSchemeDeadlines.aspx