CODIFICATION OF INTERNAL REVENUE LAWS less than that notice of which has been mailed to the executor, despite the provisions of section 871 (f) and whether or not the executor has theretofore filed a petition with the Board of Tax Appeals. The Commissioner may, at any time before the decision of the Board is rendered, abate such assessment, or any unpaid portion thereof, to the extent that he believes the assessment to be excessive in amount. The Commissioner shall notify the Board of the amount of such assess- ment, or abatement, if the petition is filed with the Board before the making of the assessment or is subsequently filed, and the Board shall have jurisdiction to redetermine the entire amount of the deficiency and of all amounts assessed at the same time in connection therewith. (d) AMOUNT ASSESSABrL AFTER DECISION OF BOARD. -If the jeop- ardy assessment is made after the decision of the Board is rendered such assessment may be made only in respect of the deficiency deter- mined by the Board in its decision. (e) EXPIRATION OF RIGHT TO AsSESS. - A jeopardy assessment may not be made after the decision of the Board has become final or after the executor has filed a petition for review of the decision of the Board. (f) BOND TO STAY CoLLEcTION.- When a jeopardy assessment has been made the executor, within 30 days after notice and demand from the collector for the payment of the amount of the assessment, may obtain a stay of collection of the whole or any part of the amount of the assessment by filing with the collector a bond in such amount, not exceeding double the amount as to which the stay is desired, and with such sureties, as the collector deems necessary, conditioned upon the payment of so much of the amount, the collection of which is stayed by the bond, as is not abated by a decision of the Board which has become final, together with interest thereon as provided in section 892 or 893 (b) (4). If any portion of the jeopardy assessment is abated by the Commissioner before the decision of the Board is rendered, the bond shall, at the request of the taxpayer, be propor- tionately reduced. (g) SAME-FURTHER CONDITIONS.-If the bond is given before the executor has filed his petition with the Board under subsection (a) of section 871, the bond shall contain a further condition that if a petition is not filed within the period provided in such subsection, then the amount the collection of which is stayed by the bond will be paid on notice and demand at any time after the expiration of slclh period, together with interest thereon at the rate of 6 per centum per annum from the date of the jeopardy notice and demand to the date of notice and demand under this subsection. (h) WAIVER OF STAY.- Upon the filing of the bond the collection of so much of the amount assessed as is covered by the bond shall be stayed. The executor shall have the right to waive such stay at any time in respect of the whole or any part of the amount covered by the bond, and if as a result of such waiver any part of the amount covered by the bond is paid, then the bond shall, at the request of the executor, be proportionately reduced. If the Board determines that the amount assessed is greater than the amount which should have been assessed, then when the decision of the Board is rendered the bond shall, at the request of the executor, be proportionately reduced. (i) COLLECTION OF UNPAID AMoUNTS.- When the petition has been filed with the Board and when the amount which should have been assessed has been determined by a decision of the Board which has become final, then any unpaid portion, the collection of which has been stayed by the bond, shall be collected as part of the tax upon notice and demand from the collector, and any remaining portion of the assessment shall be abated. If the amount already collected exceeds the amount determined as the amount which should have been assessed, such excess shall be refunded. If the amount deter- 134
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