Period of limitation of assessment, collection of taxes; exceptions

The exceptions to the three-year prescriptive period on the assessment of taxes is provided under Section 222(b) of the NIRC of 1997, as amended, which states:

SEC. 222. Exceptions as to Period of Limitation of Assessment and Collection of Taxes.-

(a) In the case of a false or fraudulent return with intent to evade tax or of failure to file a return, the tax may be assessed, or a proceeding in court for the collection of such tax may be filed without assessment, at any time within ten (10) years after the discovery of the falsity, fraud or omission: Provided, That in a fraud assessment which has become final and executory, the fact of fraud shall be judicially taken cognizance of in the civil or criminal action for the collection thereof.

(b) If before the expiration of the time prescribed in Section 203 for the assessment of the tax, both the Commissioner and the taxpayer have agreed in writing to its assessment after such time, the tax may be assessed within the period agreed upon. The period so agreed upon may be extended by subsequent written agreement made before the expiration of the period previously agreed upon.

(c) Any internal revenue tax which has been assessed within the period of limitation as prescribed in paragraph (a) hereof may be collected by distraint or levy or by a proceeding in court within five (5) years following the assessment of the tax.

(d) Any internal revenue tax, which has been assessed within the period agreed upon as provided in paragraph (b) hereinabove, may be collected by distraint or levy or by a proceeding in court within the period agreed upon in writing before the expiration of the five (5) -year period. The period so agreed upon may be extended by subsequent written agreements made before the expiration of the period previously agreed upon.

(e) Provided, however, That nothing in the immediately preceding and paragraph (a) hereof shall be construed to authorize the examination and investigation or inquiry into any tax return filed in accordance with the provisions of any tax amnesty law or decree.