The following transfers of title are exempt from the requirements of <cite data-path="|13|6">this subtitle</cite>: transfer of title to a spouse, child or children, parents, siblings, or in-laws of the landlord; transfer of title by will or through inheritance under the State Estates and Trusts Article; a gift to any religious, charitable, or benevolent, tax-exempt donee; transfer of title in a mortgage or deed of trust; transfer of title to a government agency; transfer of, or for the sole purpose of creating, a reversionary (ground rent) interest, if the leasehold is retained by, or was not owned by, the transferor; transfer of title in lieu of foreclosure of a mortgage or deed of trust; any sale at public auction of a property individually, if the landlord has offered the property to the persons required under <cite data-path="|13|6">this subtitle</cite>, and those persons have failed to exercise the opportunity to purchase before the auction sale; any transfer by a personal representative from a decedent’s estate made in the course of the administration of the estate; [and] a transfer of title by a bona fide gift to a relative of the transferor or relative of the transferor’s spouse, subject to the following:“relatives” means only those relatives set forth in § 267(c)(4) of the Internal Revenue Code and all lineal descendants and spouses of those relatives to the extent not already included in that section; “ancestors” as defined in § 267(c)(4) are limited to the levels of parents and grandparents; and “lineal descendants” include all biological children and stepchildren, and full effect shall be given to legal adoption[.] ; and A tranfer of title by the housing authority of Baltimore City.