http://www.legislation.gov.uk/ukpga/1977/38/section/21/enactedAdministration of Justice Act 1977County courtsLegal aid and adviceCourts of lawCurrencies and exchange ratesLegislationKing's Printer of Acts of Parliament2019-11-20 PART II 21 1 The following subsection shall be substituted for section 13(3) of the Justices of the Peace Act 1949 (under which the chairman or a deputy chairman of the justices for a petty sessions area must preside at any meeting of the justices, if present):— 3 Subject to the next following subsection, if the chairman or a deputy chairman of the justices for a petty sessions area is present at a meeting of those justices, he shall preside unless he requests another justice to preside in accordance with rules made under this section. . 2 At the end of subsection (5) (power to make rules) of the said section 13 there shall be added the words and c as to the justices whom a chairman or deputy chairman of justices may request to preside at a meeting. . 1949 c. 101.