For provisions relating to the extension of time for payment of estate tax where estate consists largely of interest in closely held business, see §§ 20.6166-1 to 20.6166-4 , inclusive, of this chapter (Estate Tax Regulations).
26 C.F.R. §301.6166-1
For provisions relating to the extension of time for payment of estate tax where estate consists largely of interest in closely held business, see §§ 20.6166-1 to 20.6166-4 , inclusive, of this chapter (Estate Tax Regulations).
26 C.F.R. §301.6166-1