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Remortgaging means replacing your current mortgage with a new one — either with your existing lender or a new lender. Switching product with the same lender can be quicker and cheaper, but remortgaging to a new lender may access better rates or allow borrowing more, so always compare both options and check early repayment charges.

The best time is usually 3–6 months before your fixed or introductory rate ends so you can complete before you revert to a higher standard variable rate. Also consider remortgaging when market rates fall materially vs your current rate or when your Loan-to-Value (LTV) has improved enough to qualify for significantly cheaper deals.

Savings vary by LTV, balance and remaining term but many homeowners save between £500 and £3,000 a year by moving from an SVR or high fixed rate to a competitive fixed/discount product; run a savings calculator that includes fees and early repayment charges (ERCs) to see your break-even point.

Include early repayment charges, arrangement/product fees, valuation and legal fees, lender application fees, and any broker fees; also account for your time and potential offset of savings against tax if buy-to-let. Build a break-even calculation showing months to recoup upfront costs.

A straightforward remortgage usually takes 4–8 weeks; more complex cases (self-employed, buy-to-let, high LTV, or cases needing redemption statements and deeds) commonly take 8–12 weeks. Starting the search 8–12 weeks before your current deal ends reduces the risk of reverting to SVR.

Expect to provide identity, recent payslips (or SA302/tax-year overview for self-employed), 3–6 months bank statements, mortgage statements, proof of deposit or equity, and proof of outgoings; buy-to-let lenders will want rental income evidence, tenancy agreements and accounts.

Yes — but lenders will usually ask for 2–3 years of SA302 tax calculations or accounts, sometimes an accountant’s reference; prepare up-to-date business bank statements and ensure your affordability calculation reflects stable income or retained profits.

A soft search for rate checks doesn’t affect credit, but formal lender applications cause a hard search which may ding your score slightly; multiple hard searches within a short remortgage window are often treated as one for mortgage credit scoring, but avoid serial applications across many lenders.

ERCs are set by your current lender and typically apply during the fixed/discount period (commonly 2–5 years); they’re usually a percentage of the outstanding balance (e.g., 1–5%). Options to avoid include waiting until the ERC expires, remortgaging within a lender’s retention offer, or negotiating lender cover for ERCs in a new deal if switching to the same lender.

Yes — remortgaging to borrow more against your property (equity release via remortgage, not lifetime mortgages) is common for renovations or to consolidate higher-cost debt; affordability and LTV thresholds apply and fees/interest on the larger balance must be factored into your savings calculation.

Buy-to-let lenders assess rental income cover (typical interest cover ratios) and often apply different LTV and rate bands, plus additional fees; owner-occupied remortgages focus on borrower affordability and household income, so product availability and criteria differ significantly between the two.

A whole-of-market broker can save time and often finds exclusive deals or manages ERCs and legal steps, which is valuable for complex cases; going direct can be cheaper if you know your lender’s portal and your case is straightforward, but compare broker fees against potential savings.