No 13096, Wednesday 18 Nov 2020, Gridman

Solution to 9A 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. 

ACROSS

1   Generous father in Supreme Court promises to pay (8) SPACIOUS {S{PA}C}{IOUS}

6   Weapons are ready, mounted separately at first (4) ARMS Acrostic

9   Girl, where are you putting your answer? (6) ?N?R?D (Addendum - INGRID {IN GRID} - See comments)

10 Boy's water in Delhi drums (7) TIMPANI {TIM}{PANI}

13 Caring about accountant's red sports vehicle (6,3) RACING CAR {CARING}*{CA}{R}

14 We in Delhi get American garden matter (5) HUMUS {HUM}{US}

15 If one is in it, one is poor (4) NEED [CD]

16 Yearn to get top athlete (4,6) LONG JUMPER {LONG}{JUMPER}

19 Outstanding impression provided by excellent substitute (4,6) HIGH RELIEF {HIGH}{RELIEF}

21 Roguish man gets out of parade (4) ARCH mARCH

24 Beneath part of main frame (5) INFRA [T]

25 New investigators restricted by last of revenue (9) FINANCIAL {FINA{N}{CIA}L}

26 It may be on a furtive person's foot (7)  SNEAKER [DD]

27 Alien's out of hearing (6) EXOTIC {EX}{OTIC}

28 Tharoor dropping hot one for band (4) SASH ShASHi  

29 Greatly upset about husband wallowing in idleness (8) LETHARGY {LET{H}ARGY*}

DOWN

2   Prince and I clean about blooming irregularity (7) PANICLE {P}{I+CLEAN}*

3   Light the cigar? (6) CORONA [DD]

4   Yet this institution can give modern education (3,6) OLD SCHOOL [CD]

5   Settle with a right instrument (5) SITAR {SIT}{A}{R}

7   By the way, it will guide you (4,3) ROAD MAP [CD]

8   Wrestler's trick cuts influence (8,4) SCISSORS HOLD {SCISSORS}{HOLD}

11 Animal keeper, all but big, is gone (6) MAHOUT {MAHa}{OUT}

12 A series of lip service not only in Nice (6,6) FRENCH KISSES [CD]

17 Inexperienced fighter in protected area (5,4) GREEN BELT [DD]

18 Topless bar: artist and cook get strong liquor (6) ARRACK {bAR}{RA}{CK}

20 Old boys right in the midst of blunders (7) GAFFERS {GAFFE{R}S}

22 Is sick after right complaint (7) RAILING {AILING}<=>{R}

23 A white in Delhi goes after primarily nifty yarn (6) ANGORA {A}{GORA}<=>{Ni..y}

25 Wild flare-up (5) FERAL*

Reference List

Hindi words - Water = PANI, We = HUM, White = GORA.

Red = R, Man = M, New = N, Hot = H, Husband = H, Prince = P, Right = R, Artist = RA, Cook = CK