20E (1) A revised disability access certificate shall be required where significant revision is made to the design or works of a building or an extension of, a material alteration to or a material change of use of a building in respect of which a disability access certificate has been granted by a building control authority.

(2) ( a ) An application for a revised disability access certificate shall be in the form specified for that purpose in the Third Schedule .

( b ) An application for a revised disability access certificate shall be accompanied by —

(i) such revised plans, (including a site or layout plan)(in duplicate) and such other revised particulars as are necessary to —

(I) identify and describe the works or building to which the application relates,

(II) enable the building control authority to assess, whether the said works or building would, if constructed in accordance with the said plans and other particulars, comply with the requirements of Part M of the Second Schedule to the Building Regulations,

(III) identify the nature and extent of the proposed use and, where appropriate, of the existing use of the building concerned, and

(ii) such fee as may from time to time be prescribed for that purpose in Part V of these Regulations.

(3) ( a ) On receipt of an application for a revised disability access certificate, a building control authority shall —

(i) stamp the documents with the date of receipt, and

(ii) consider whether the application complies with the requirements of paragraph (2) .

( b ) Where a building control authority consider that an application for a revised disability access certificate complies with the requirements of paragraph (2) , they shall send to the applicant an acknowledgement stating the date of receipt of the application.

( c ) Where a building control authority consider that an application for a revised disability access certificate does not comply with paragraph (2) , they may, as they consider appropriate, having regard to the extent of the failure to comply with the said paragraph, by notice in writing —

(i) inform the applicant that the application is invalid and cannot be considered by the authority, or

(ii) require the applicant to furnish such further plans, calculations, specifications or particulars, or such additional fee, as may be necessary to comply with the said article.

( d ) F35 [ Where a building control authority serve a notice in accordance with subparagraph (c)(i) , they shall return to the applicant all the documents and the fee which accompanied the application. ]

(4) Articles F35 [ 20D(6) , 20D(7) and 20D(8) ] shall apply mutatis mutandis as if any reference therein to an application or an application for a disability access certificate were a reference to an application for a revised disability access certificate and any reference to a certificate or a disability access certificate shall be construed accordingly.

(5) Where a building control authority decide to grant a revised disability access certificate with or without conditions, the form specified for that purpose in the Fourth Schedule to the Principal Regulations or a form substantially to the like effect, shall be the form of every such certificate and where the revised disability access certificate is granted subject to conditions, they shall inform the applicant of the reasons therefor.

(6) Where a building control authority decide to refuse to grant a revised disability access certificate, they shall notify the applicant in writing of their decision and the reasons therefor.

(7) Where a building control authority grant a revised disability access certificate with conditions, or refuse to grant a revised disability access certificate, they shall notify the applicant that he may appeal to the Board against the decision of the building control authority within the period prescribed in Part VI . ]