222Validity and effect of notices, orders and other documents

222 Validity and effect of notices, orders and other documents (1) The validity of any notice, order or other document or of the service of the notice, order or other document is not affected by any error, misdescription or irregularity which in the opinion of the court is not likely to mislead or which in fact does not mislead. (2) If due service of a notice, order or other document required under this Act or the regulations to be given or served on any owner or occupier has been once made on any owner or occupier, the notice, order or other document is binding on all persons claiming by from or under that owner or occupier and on all subsequent owners or occupiers to the same extent as if served on each of those persons respectively.