REGULAR TAX ON CLOSING STOCK HOW SHOULD PAY OR NOT.

No 

You can't opt compostion 

Conditions and restrictions for composition levy.- (1) The person exercising the option
to pay tax under section 10 shall comply with the following conditions, namely:-
(a) he is neither a casual taxable person nor a non-resident taxable person;
(b) the goods held in stock by him on the appointed day have not been purchased
in the course of inter-State trade or commerce or imported from a place outside India
3
or received from his branch situated outside the State or from his agent or principal
outside the State, where the option is exercised under sub-rule (1) of rule 3;
(c) the goods held in stock by him have not been purchased from an unregistered
supplier and where purchased, he pays the tax under sub-section (4) of section 9;
(d) he shall pay tax under sub-section (3) or sub-section (4) of section 9 on inward
supply of goods or services or both;
(e) he was not engaged in the manufacture of goods as notified under clause (e) of
sub-section (2) of section 10, during the preceding financial year;
(f) he shall mention the words “composition taxable person, not eligible to collect
tax on supplies” at the top of the bill of supply issued by him; and
(g) he shall mention the words “composition taxable person” on every notice or
signboard displayed at a prominent place at his principal place of business and at every
additional place or places of business.
(2) The registered person paying tax under section 10 may not file a fresh intimation every
year and he may continue to pay tax under the said section subject to the provisions of the
Act and these rules.