The liability that may arise under the covenant required by section 35 is a charge on the house, taking effect as if it had been created by deed expressed to be by way of legal mortgage.
Subject to subsections (2A) and (2B), the charge has priority immediately after any legal charge securing an amount—
The following, namely—
shall rank in priority to that charge if, and only if, the local authority by written notice served on the institution concerned gives their consent; and the local authority shall so give their consent if the purpose of the advance or further advance is an approved purpose.
The local authority may at any time by written notice served on an approved lending institution postpone the charge taking effect by virtue of this section to any advance or further advance which—
and the local authority shall serve such a notice if the purpose of the advance or further advance is an approved purpose.
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The covenant required by section 35 (covenant for repayment of discount) does not, by virtue of its binding successors in title of the purchaser, bind a person exercising rights under a charge having priority over the charge taking effect by virtue of this section, or a person deriving title under him; and a provision of the conveyance, grant or assignment, or of a collateral agreement, is void in so far as it purports to authorise a forfeiture, or to impose a penalty or disability, in the event of any such person failing to comply with the covenant.
The approved lending institutions for the purposes of this section are—
The approved purposes for the purposes of this section are—
Where different parts of an advance or further advance are made for different purposes, each of those parts shall be regarded as a separate advance or further advance for the purposes of this section.