Sold the rental in avondale early last year when I realised I could get a council exemption to get subdivision consent and seriously increase the value of the property.

You have an exemption, as an issuer, in most circumstances from being an investment advisor. 2.)

For example, a Tax-Exempt 457(b) plan–this type cannotbe transferred to a solo 401k or an IRA.

It's even more important for you because completion of a 1031 exchange allows you to be exempt from the 15% FIRPTA withholding requirement.  

Caution:Contracting for repair, maintenance, remodeling, or improvement by any person licensed under part I of chapter 475 (real estate agent) while acting as the owner’s agent pursuant to that license, where all work requiring a contractor is performed by a contractor who has a current, valid certificate or registration issued under this part to perform such work, and where the aggregate contract for labor, materials, and all other items is less than $5,000; however, this exemption does not apply: (a) If the maintenance, repair, remodeling, or improvement is a part of a larger or major operation, whether undertaken by the same or a different contractor, or in which a division of the operation is made in contracts of amounts less than $5,000 for the purpose of evading this part or otherwise.For the sake of your cousin's license, either make her a part owner (sharing the gross profit as her compensation) or get a GC on the job asap.Just a helpful hint to keep a fellow real estate agent out of jail. 

That said, unless the equity falls within the state/federal exemption guidelines, the trustee is going to want that equity to disburse to creditors and will try to sell it.And one other point; the homeowner ALWAYS includes the house in the bankruptcy.

Does adding a Registered Domestic Partner to title of a Primary Res cause a reassessment for property tax purposes or is it exempt? 

That particular interpretation does seem to be a bit more conservative than the average among the self-directed industry, however.I agree, 4975(d)(2) does not cover managing a rental, but that exemption seems to apply to the plan or IRA actually contracting with and possibly compensating a disqualified person for services necessary for plan operation.

(D) "Institution of higher education" includes all of the following:(1) A state institution of higher education, as defined in section 3345.011 of the Revised Code;(2) A nonprofit institution issued a certificate of authorization under Chapter 1713. of the Revised Code ;(3) A private institution exempt from regulation under Chapter 3332. of the Revised Code, as prescribed in section 3333.046 of the Revised Code.(4) An institution with a certificate of registration from the state board of career colleges and schools under Chapter 3332. of the Revised Code that is approved to offer degree programs in accordance with section 3332.05 of the Revised Code.

You could use gift exemptions to gift him some or all of the real estate.2.