Royal Bank of Scotland, which is under pressure to improve its liquidity, is reportedly planning to sell its insurance businesses, Direct Line and Churchill, for GBP5 billion.

According to media sources, the company is also planning for a rights issue, which will be the biggest in UK corporate history.

Citing the Sunday Telegraph, media reports said that the bank has received inquiries about its Direct Line and Churchill businesses from AIG, Allianz, Axa and Generali.