The lender’s two-year fixed rate buy-to-let deals up to 60% LTV for purchase and remortgage will be reduced by 1.40% to 3.99%.
In addition, NatWest’s two-year fixed rate buy-to-let deals for purchase and remortgage up to 75% LTV are now 4.39%, while its two-year tracker buy-to-let deals up to 60% and 75% LTV are 3.49% and 3.89% respectively.
All deals have a fee of £1,999.
Meanwhile, NatWest has reduced a number of its residential mortgage products by up to 0.46%.
Its 18-month tracker up to 75% LTV is available for 2.69% and its two-year fixed rate up to 75% LTV is available for 3.19%, both with a £999 fee.
It has also cut its corporate rates by up to 0.7%.
Mark Bullard, head of sales at NatWest Intermediary Solutions, said: “Having reviewed our product range in the context of the current market conditions, I am delighted that we are able to introduce these rate reductions.
“It means we now have a number of very competitive mortgages in both our core and corporate ranges, appealing to a broad spectrum of intermediary firms, in a number of different market sectors.”