(1) The interval between the preparation of one Plan and the next Plan shall not exceed five years.
(2) The Plan published under sub-section (5) of section 17 of the Act may be amended or revised as and when -
(a) the plans published under sub-section (7) of section 5 of the Punjab Scheduled Roads and Controlled Areas Restriction of Unregulated Development Act, 1963 (Punjab Act 41 of 1963) are amended, revised or published afresh; or
(b) the Authority, by a resolution in this behalf and for reasons recorded therein, directs the Chief Executive Officer to amend or revise the Plans published under sub-section (5) of section 17 of the Act; or
(c) the Chief Executive Officer is of the opinion, for reasons to be recorded in writing, that any infrastructure development work proposed for implementation under sub-section (2) of section 19 of the Act has an impact or consequence requiring the modification of the Plans published under sub-section (5) of section 17 of the Act; or
(d) the Chief Executive Officer is of the opinion, for reasons to be recorded in writing, that the licence for a colony issued under sub-section (3) of section 3 of the Haryana Development and Regulation of Urban Areas Act, 1975 (8 of 1975) obliges the Authority to provide infrastructure HARYANA GOVT. GAZ. (EXTRA.), JAN. 23, 2018 (MAGH. 3, 1939 SAKA) 273 development works; or
(e) the Chief Executive Officer is of the opinion, for reasons to be recorded in writing, that special circumstances exists and in public interest warranting the revision or amendment of the Plans published under sub-section (5) of section 17 of the Act; or
(f) the declaration under sub-section (1) of section 3 of the Act, notifying the Gurugram Metropolitan Area is amended.