Solution to 12A has been deliberately left unsolved and is to be answered only by a non-regular / novice commenter, with proper annotation. Those who have answered earlier in the week, please give others a chance.
Open for anyone to answer, if not solved by 1 PM.
ACROSS
6 Hot girl turning reddish brown (5) HENNA {H}{ANNE<=}
7 In general, no shopping centre accepts rupee, yen (8) NORMALLY {NO}{R}{MALL}{Y}
10 Yard in Burj building - clumsy fellow's death sentence could be pronounced there (4,3) JURY BOX {JUR{Y}B*}{OX}
11 Walk gently to right and meet the Creator - get taken aback! (7) DOGTROT {TO}{RT}{GOD}<=
12 Agree and support one being fired for offence (7) C?N?O?M ()
13 Pedal furiously to reach a gallery finally - it doesnt come around often (4,3) LEAP DAY {PEDAL}*{A}{g...rY}
14 After party, bulk ice melted around front half of quad very fast (6-5) DOUBLE-QUICK {DO}{BULK+ICE}* over {QUad}
19 Hot sauce is revolting and bland (7) INSIPID {IN}{DIP+IS<=}
21 Beneficiary's story buried in gets a cable carrying energy close to home (7) ALIENEE {A{LIE}N}{E}{homE} What's the role of 'cable'?
23 Swimming waterhole - a lake draining towards which place (7) WHERETO WaTERHOlE*
25 Setter's facing same-old deadlock (7) IMPASSE {I'M}{PASSE}
26 King hiding in some old, rundown hut sheltering with gratitude (5,3) THANK YOU {AN{K}Y}{O} in {HUT}*
DOWN
1 Radical infiltrating worker association along with journalist's not smooth (8) UNIRONED {UNI{R}ON}{ED}
2 Graduate gets little of meal, majority of liquor and grass (6) BAMBOO {BA}{Meal}{BOOze}
3 New dune buggy to carry old, fat, & short (10) UNEXAMPLED {DUNE}* over {EX}{AMPLe}
4 Urge support when Portugal's run over by Dutch (4) PROD {P}{R}{O}{D}
5 Federal organization banned English trouser style (6) FLARED FEDeRAL*
6 Terrible fellow chasing hot one with force (6) HIJACK {JACK}<=>{H}{1}
8 Media, finally following American soldier who captured Chinese and another Asian (7) AFGHANI {m..iA}{F}{G{HAN}I}
9 Without hint of fuss, FDA banned transporting deathly chemical group (5) ETHYL dEaTHLY*
13 Brief noise from duck in oil soup at sea, initially plaintive, disappearing, becoming chattering (10) LOQUACIOUS {QUACk} in {OIL+SOUp}*
15 Youngster chasing referee's relatively large (7) UMPTEEN {TEEN}<=>{UMP}
16 Big kitchen - cook sizing one end for rotisserie (4-4) KING-SIZE {K}{SIZING}*{r...rE}
17 Opinions compete with science, basically (5) VIEWS {VIE}{W}{Sc...e}
18 Different man wrote translation while off work (6) HETERO {HE}{wROTE}*
20 Look at the storm! (6) SEETHE {SEE}{THE}
22 Attack independent politician with gun sneakily (6) IMPUGN {I}{MP}{GUN*}
24 Black animal going around American city (4) ONYX {O{NY}X}
Reference List
Hot = H, Rupee = R, Yen = Y, Yard = Y, Right = RT, Party = DO, Hot = IN, Energy = E, Lake = L, King = K, Old = O, Independent = I, Unknown = Z, Radical = R, Journalist = ED, Old = EX, Portugal = P, Run = R, Over = O, Dutch = D, English = E, Chinese = HAN, Kitchen = K, With = W