Several key lender requirements should be considered for securing a buy-to-let mortgage. Firstly, lenders typically expect a higher deposit for buy-to-let mortgages than residential mortgages, often around 25% of the property's value. Additionally, lenders will evaluate the rental income potential of the property. They generally require the rental income to cover a specific percentage of the mortgage payment, commonly around 125% to 145%, to ensure affordability.

Lenders also scrutinise the borrower's financial standing, assessing their creditworthiness, income stability, and existing debt commitments. A strong credit history and a reliable income source are advantageous. Some lenders do not require minimum income for BTL applications. Furthermore, lenders may have specific criteria for the property itself, such as its location, condition, and market value.

It is important to note that lender requirements may vary, and it's advisable to consult with different lenders or a mortgage broker experienced in buy-to-let mortgages to explore the specific criteria and options available in the market.

Original Source: https://www.quora.com/What-are-the-main-lender-requirements-of-a-buy-to-let-mortgage/answer/Ranjit-Singh-3890