Their Law: The Singles 1990–2005 is a singles collection from the UK band the Prodigy. It was released on 17 October 2005, and entered the UK Albums Chart at No. 1 on 23 October.

The Prodigy are an English electronic dance music band formed in Braintree, Essex, in 1990 by producer, keyboardist, and songwriter Liam Howlett. The original line-up also featured dancer and vocalist Keith Flint, dancer and occasional live keyboardist Leeroy Thornhill, dancer Sharky, and MC and vocalist Maxim. They are pioneers of the breakbeat-influenced genre big beat, and describe their style as electronic punk.