5. a) Prior to the commencement of any housing unit in the development as permitted,…

5. a) Prior to the commencement of any housing unit in the development as permitted, the applicant or any person with an interest in the land shall enter into an agreement with the Planning Authority (such agreement must specify the number and location of each house or duplex unit), pursuant to Section 47 of the Planning and Development Act 2000, as amended, that restricts all houses and duplex units permitted, to first occupation by individual purchasers i.e. those not being a corporate entity, and/or by those eligible for the occupation of social and/or affordable housing, including cost rental housing. b) An agreement pursuant to Section 47 shall be applicable for the period of duration of the planning permission, except where after not less than two years from the date of completion of each housing unit, it is demonstrated to the satisfaction of the planning authority that it has it has not been possible to transact each of the residential units for use by individual purchasers and/or to those eligible for the occupation of social and/or affordable housing, including cost rental housing. c) The determination of the planning authority as required in (b) shall be subject to receipt by the planning and housing authority of satisfactory documentary evidence from the applicant or any person with an interest in the land regarding the sales and marketing of the specified residential units, in which case the planning authority shall confirm in writing to the developer or any person with an interest in the land, that the Section 47 agreement has been terminated and that the requirement of this planning condition has been discharged in respect of each specified housing unit.