(a) to render it unlawful to cause or permit a vehicle to wait on any part of a road, for so long  as may be necessary to enable that vehicle to be used in connection with—  (2) Nothing in paragraph (1) applies—  (3) No person is to cause or permit any vehicle to wait on any part of the roads described in  paragraph (1) for the purposes of selling, or dispensing of, goods from that vehicle, unless the  goods are immediately delivered at, or taken into, premises adjacent to the land on which the  vehicle stood when the goods were sold or dispensed.  (4) Paragraphs (1), (2) and (3) have effect as if made by order under the 1984 Act, and their  application may be varied or revoked by an order made under that Act or any other enactment  which provides for the variation or revocation of such orders.  (5) In this article, “traffic officer” means an individual designated under section 2 (designation  of traffic officers) of the 2004 Act. 55.  The undertaker is granted a deemed marine licence under Part 4 (marine licensing) of the  2009 Act to carry out the activities specified in Part 1 of Schedule 12 (deemed marine licence),  subject to the conditions set out in Parts 2 to 4 of that Schedule.  56. —(1) Where proceedings are brought under section 82(1) (summary proceedings by persons  aggrieved by statutory nuisance) of the Environmental Protection Act 1990( d ) in relation to a  nuisance falling within paragraph (g) of section 79(1) (noise emitted from premises so as to be  prejudicial to health or a nuisance) of that Act no order is to be made, and no fine may be  imposed, under section 82(2) of that Act if—  ( a ) 2003 c. 21. Schedule 3A was inserted by section 4 of, and Schedule 1 to, the Digital Economy Act 2017 (c. 30).  ( b ) 1991 c. 56.  ( c )  2000 c. 26.  ( d ) 1990 c. 43. There are amendments to section 82(1) which are not relevant to this Order.  44 Defence to proceedings in respect of statutory nuisance  Deemed marine licence  (iii) prevented from proceeding by circumstances outside the person’s control.  (ii) obliged to stop in order to avoid an accident; or  (i) required by law to stop;  (c) in relation to a vehicle waiting when the person in control of it is—  (iv) by a universal service provider for the purposes of providing a universal postal  service as defined by the Postal Services Act 2000( c ); or  (iii) in the service of a water or sewerage undertaker within the meaning of the Water  Industry Act 1991( b ); or  (ii) in the service of a local authority, safety camera partnership or Drive and Vehicle  Standards Agency in pursuance of statutory powers or duties;  (i) for police, ambulance, fire and rescue authority or traffic officer purposes;  (b) in relation to a vehicle being used—  (iv) any building operation or demolition;  (iii) the laying, erection, inspection, maintenance, alteration, repair, renewal or removal  in or near the road of any sewer, main pipe, conduit, wire, cable or other apparatus  for the supply of gas, water, electricity, or any electronic communications apparatus  as defined in Schedule 3A (the Electronic Communications Code) to the  Communications Act 2003( a ); or  (ii) the maintenance, improvement, reconstruction or operation of the road;  (i) the removal of any obstruction to traffic; 