Both types of surveys are subject to essentially the same rules and, in the interests of simplification, it is therefore appropriate to merge those provisions into a single chapter applicable to both types of surveys.
Tá an dá chineál suirbhé faoi réir na rialacha céanna go bunúsach agus ar mhaithe le simpliú, is iomchuí, dá bhrí sin, na forálacha sin a chumasc in aon chaibidil amháin a bheidh infheidhme maidir leis an dá chineál suirbhé.