(ii) Subsequent to the date the cooperative
plan had been declared effective, the tenants of controlled housing
accommodations had been served with a written notice that the plan had been
declared effective, setting forth the terms of sale and the names of the
tenants of the controlled housing accommodations who had purchased the stock
allocated to their own housing accommodations or to vacant housing
accommodations and the names and addresses of other purchasers of vacant
housing accommodations; and that the tenants of controlled housing
accommodations who had not as yet purchased, still had the exclusive right, for
a period of 30 days from the date of service of the notice, to purchase the
stock allocated to their housing accommodations on the terms previously offered
to the tenants; except where (a) the cooperative plan had been declared
effective prior to July 1, 1955, and (b) prior to that date the tenant of a
controlled housing accommodation in the premises had received written notice or
notices that for a period of not less than 30 days he had the right to purchase
the stock allocated to his housing accommodation at the price and terms
specified in said plan, and (c) on July 1, 1955 such stock was held or was
thereafter reacquired by the cooperative or by a sponsor, nominee of the
cooperative or by any other person associated with the formulation of the plan,
and (d) such stock was offered after July 1, 1955 for sale for personal
occupancy at the same or different terms than previously offered to the tenant
of such controlled housing accommodation, the latter was given a written notice
of the offer to sell and the the right for a period of 30 days to purchase the
stock on the terms specified in such offer.