Every tradesperson you hire, from a one-man band to a national firm, works under the same implied promise: reasonable care and skill. Shoddy work breaks that promise, and the law gives you remedies with teeth.
You didn't need it in writing. Parliament wrote it into every service contract:
"Every contract to supply a service is to be treated as including a term that the trader must perform the service with reasonable care and skill. (2)See section 54 for a consumer's rights if the trader is in breach of a term that this section requires to be treated as included in a contract."
Substandard work? They come back and put it right at their own cost, in reasonable time, without charging you a penny more. If they can't or won't, the price comes down, potentially to zero:
"The right to require repeat performance is a right to require the trader to perform the service again, to the extent necessary to complete its performance in conformity with the contract. (2)If the consumer requires such repeat performance,"…
"The right to a price reduction is the right to require the trader to reduce the price to the consumer by an appropriate amount (including the right to receive a refund for anything already paid above the reduced amount). (2)The amount of the reduction may, where appropriate,"…
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Check where I stand, free →This guide covers England and Wales; Scottish and Northern Irish rules can differ. This is guidance to help you understand your rights, not formal legal advice, and we're entirely independent: no affiliation with Citizens Advice, GOV.UK or any law firm. Every quotation above links to the official text so you can check us. Law verified current at July 2026.