
The changes come into effect from 20 May, with Santander saying that some of the new rates are “set to be market-leading”.
Within its homemover range, its two-year fixed rate at 60% LTV with a £999 fee will decrease by 0.09% to 3.8%.
The lender’s two-year fixed at 85% LTV with a £999 fee and £250 cashback will fall by 0.11% to 4.14%.
The firm’s five-year fixed rate at 60% LTV with a £999 fee will decrease by 0.06% to 3.83%, while its five-year fixed rate at 90% LTV with no fee and £250 cashback will fall by 0.13% to 4.49%. The latter will be top of market, the bank said.
In its first-time buyer range, its two-year fixed rate at 60% LTV with no fee will go down by 0.05% to 4.13%.

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The lender’s two-year fixed rate at 85% LTV without a fee and £250 cashback will decrease by 0.11% to 4.47%, which is also set to be top of market, according to Santander.
The firm’s five-year fixed rate with no fee and £250 cashback will go down by 0.02% to 4.97%.
On the remortgage side, its two-year fixed rate with no fee at 60% LTV will fall by 0.19% to 4.13%, and this is also set to be top of market, according to the bank.
The company’s two-year fixed rate at 90% LTV with a £999 fee will go down by 0.05% to 4.79%.
Its five-year fixed rate at 75% LTV with a £999 fee will go down by 0.09% to 3.98%.
Last week, the bank lowered fixed rate mortgages by up to 0.18%.