The expression “collateral purpose” used in proviso to Section 49 of Registration Act implies that content of such a document can be used for purpose other than for which it has been executed or entered into by the parties or for a purpose remote to the main transaction.
Collateral form (plural collateral forms) (linguistics) A synonymous but not identical, coexisting form (variation) of a word, such as an accepted alternative spelling.
Collateral is a term used in kinship to describe kin, or lines of kin, that are not in a direct line of descent from an individual. Examples of collateral relatives include siblings of parents or grandparents and their descendants (uncles, aunts, and cousins).
A collateral contract is one where the parties to one contract enter into or promise to enter into another contract. Thus, the two contracts are connected and it may be enforced even though it forms no constructive part of the original contract.
Collateral documents include any documents granting a security interest in collateral by the borrower, parent or subsidiary in favor of the lender and all other documents required to be executed or delivered pursuant to those documents. Collateral documents do not include guaranties.