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[ BIR REVENUE REGULATION NO. 4-91, July 30, 1991 ]
[ BIR REVENUE REGULATION NO. 4-91, July 30, 1991 ]
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National Administrative Register
AMENDING REVENUE REGULATIONS NO. 6-85 BY INSERTING A PARAGRAPH (L) TO SECTION 1 OF SAID REGULATIONS.
[ BIR REVENUE REGULATION NO. 4-91, July 30, 1991 ]