http://www.legislation.gov.uk/ukpga/1999/29/section/164Greater London Authority Act 1999An Act to establish and make provision about the Greater London Authority, the Mayor of London and the London Assembly; to make provision in relation to London borough councils and the Common Council of the City of London with respect to matters consequential on the establishment of the Greater London Authority; to make provision with respect to the functions of other local authorities and statutory bodies exercising functions in Greater London; to make provision about transport and road traffic in and around Greater London; to make provision about policing in Greater London and to make an adjustment of the metropolitan police district; and for connected purposes.1999-11-23texttext/xmlenStatute Law Database2026-05-01Expert Participation2026-04-06 Greater London Authority Act 1999s. 334(2A)-(2E)Levelling-up and Regeneration Act 2023s. 95(2)s. 247s. 255(3)(b)Greater London Authority Act 1999s. 334(9)-(11)Levelling-up and Regeneration Act 2023s. 95(3)s. 247s. 255(3)(b)Greater London Authority Act 1999s. 337(1A)Levelling-up and Regeneration Act 2023s. 96(1)(c)s. 96(4) 247s. 255(3)(b)Greater London Authority Act 1999Sch. 23 para. 1(3A)Levelling-up and Regeneration Act 2023s. 244(2)s. 247s. 255(9)(a)Greater London Authority Act 1999Sch. 23 para. 3A 3B and cross-headingLevelling-up and Regeneration Act 2023s. 244(3)s. 247s. 255(9)(a)Greater London Authority Act 1999Sch. 23 para. 4(2A)(2B)Levelling-up and Regeneration Act 2023s. 244(4)s. 247s. 255(9)(a)Greater London Authority Act 1999Sch. 23 para. 4A and cross-headingLevelling-up and Regeneration Act 2023s. 244(6)s. 247s. 255(9)(a)Greater London Authority Act 1999s. 337(2)(ca)Levelling-up and Regeneration Act 2023Sch. 6 para. 15s. 247s. 255(3)(b)Greater London Authority Act 1999Pt. 4 Ch. 8ABus Services Act 2025s. 29s. 41(5)Greater London Authority Act 1999s. 334(2A)(b)Planning and Infrastructure Act 2025s. 58(2)(a)s. 116s. 118(2)(g)Greater London Authority Act 1999s. 334(2D)(b)Planning and Infrastructure Act 2025s. 58(2)(b)s. 116s. 118(2)(g) Part IVChapter II164The powers of the Authority and the powers of Transport for London shall be exercised so as to ensure that a subsidiary of Transport for London—adoes not do anything which Transport for London has no power to do (including anything which Transport for London has no power to do because the consent of the Secretary of State has not been obtained),bdoes not do anything which the Mayor has directed Transport for London not to do, andcdoes not, except with the consent of the Mayor, raise money by the issue of shares or stock to any person other than Transport for London or any other subsidiary of Transport for London.S. 164(a) excluded (coming into force in accordance with s. 3 of the amending Act) by Transport for London Act 2016 (c. i), ss. 1(2), 4(1)