Section 357 No withdrawal of notice to treat deemed to have been served under this PartI1

Where a notice to treat is treated as having been served by virtue of section 331, 332, 339 or 340, an appropriate authority may not withdraw it under section 31 of the Land Compensation Act 1961 (c. 33) (but see section 341(3) for deemed withdrawal of a notice to treat where a blight notice is withdrawn).