Subject to the following provisions of this section and to sections 103, 105 and 146(3) below, a sewerage undertaker may at any time declare that—
shall, as from such date as may be specified in the declaration, become vested in the undertaker.
The owner, or any of the owners, of any sewer , lateral drain or sewage disposal works with respect to which a sewerage undertaker might make a declaration under this section may make an application to that undertaker requesting it to make a declaration under this section with respect to the sewer , lateral drain or works.
A declaration or application under this section may be made with respect to a part only of a sewer.
A sewerage undertaker which proposes to make a declaration under this section—
A sewerage undertaker, in deciding whether a declaration should be made under this section, shall have regard to all the circumstances of the case and, in particular, to the following considerations, that is to say—
Any person who immediately before the making of a declaration under this section was entitled to use the sewer or lateral drain in question shall be entitled to use it, or any sewer or lateral drain substituted for it, to the same extent as if the declaration had not been made.
No declaration may be made under this section in respect of any sewer or works the construction of which was completed before 1st October 1937.