Could anyone explain below mention law in layman terms.

Actually buider had paid serivce tax, but deal got cancelled, I want the service tax paid amount back. Will below mention law applicable in this case? 

Any help would be appreciated.

Sec 142 – Miscellaneous transitional provision
(5) Every claim filed by a person after the appointed day for refund of tax paid under the existing law in respect of services not provided shall be disposed of in accordance with the provisions of existing law and any amount eventually accruing to him shall be paid in cash, notwithstanding anything to the contrary contained under the provisions of existing law other than the provisions of sub-section (2) of section 11B of the Central Excise Act, 1944.