5 CFR §2634.1006

1. (a)Reinvestment of proceeds. In order to qualify for deferral of capital gains, an eligible person must reinvest the proceeds from the sale of the property divested pursuant to a Certificate of Divestiture into permitted property during the 60-day period beginning on the date of the sale. The proceeds may be reinvested into one or more types of permitted property.
2. (b)Internal Revenue Service reporting requirements. An eligible person who elects to defer the recognition of capital gains from the sale of property pursuant to a Certificate of Divestiture must follow Internal Revenue Service rules for reporting the sale of the property and the reinvestment transaction.