c. 41) is an act of the Parliament of the United Kingdom which amended the law concerning the authorisation and operation of gasworks, including the keeping and publication of accounts, and testing of gas.

The Gasworks Clauses Act 1847 had codified the rights and obligations of gas undertakings and regulated dividends and prices.

The 1871 Act obliged gas undertakings publish formal accounts.

The Gasworks Clauses Act 1871 received royal assent on 13 July 1871.

Supply of Gas to Owners and Occupiers of Premises.