The supply of services attributable to different States or Union territories, under sub section (3) of section 12 of the Integrated Goods and Services Tax Act, 2017 (hereinafter in these rules referred to as the said Act), in the case of-
(a) services directly in relation to immovable property, including services provided by architects, interior decorators, surveyors, engineers and other related experts or estate agents, any service provided by way of grant of rights to use immovable property or for carrying out or co-ordination of construction work; or
(b) lodging accommodation by a hotel, inn, guest house, homestay, club or campsite, by whatever name called, and including a houseboat or any other vessel ; or
(c) accommodation in any immovable property for organising any marriage or reception or matters related thereto, official, social, cultural, religious or business function including services provided in relation to such function at such property; or
(d) any services ancillary to the services referred to in clauses (a), (b) and (c),
(i) in case of services provided by way of lodging accommodation by a hotel, inn, guest house, club or campsite, by whatever name called (except cases where such property is a single property located in two or more contiguous States or Union Territories or both) and services ancillary to such services, the supply of services shall be treated as made in each of the respective States or Union Territories, in proportion to the number of nights stayed in such property;
(ii) in case of all other services in relation to immovable property including services by way of accommodation in any immovable property for organising any marriage or reception etc., and in cases of supply of accommodation by a hotel, inn, guest house, club or campsite, by whatever name called where such property is a single property located in two or more contiguous States or Union Territories or both, and services ancillary to such services, the supply of services shall be treated as made in each of the respective States or Union Territories, in proportion to the area of the immovable property lying in each State or Union Territory;
(iii) in case of services provided by way of lodging accommodation by a house boat or any other vessel and services ancillary to such services, the supply of services shall be treated as made in each of the respective States or Union Territories, in proportion to the time spent by the boat or vessel in each such State or Union territory, which shall be determined on the basis of a declaration made to the effect by the service provider.