astronomical tide. This caused complications during the development of the North Sea oilfields, for builders of pipelines needed permission from the foreshore owners in order to proceed with their work. Under the Land Registration etc. (Scotland) Act 2012, entry of title onto the Land Register of Scotland must include a cadastral plan, but the foreshore on such plans needs only to be drawn at the mean low water mark of ordinary spring tides. Where udal title exists, an appropriate note must be inserted on the plan to indicate that title extends to the lowest ebb. Swans, who are the property of the Crown elsewhere in the UK, are the property of the people in Orkney and Shetland. Modern land reform The Abolition of Feudal Tenure etc. (Scotland) Act 2000 extinguished any remaining obligations to pay skat, effective 28 November 2004. In addition, the Land Registration (Scotland) Act 1979 (as amended by the Title Conditions (Scotland) Act 2003) provides that, as of 1 April 2003, first registration will be required on any transfer of an interest in udal tenure that had not previously been entered in the Land Register, as real rights can only be obtained by registration. See also Norn language Allodial title Ancient Norwegian property laws Odal (rune) Further reading References External links Scots law Scottish coast and countryside Orkney Shetland Legal codes Scandinavian Scotland Medieval Scots law