Across:
1. Music producers get nothing in Spain’s reorganisation (6)
4. Apply anew about a secure transaction system (6)
9. Arms twisted back in bar (4)
10. Statement of French situation (10)
11. Phrase repeated again and again when pit loses power (6)
12. Leading Headmaster, possibly, goes outside vessel (8)
13. Pelt final criminal with vegetation (5 4)
15. Cunning female group left axis (4)
16. Time to plead for job (4)
17. Struggle to place strange male leader in small enclosure (9)
21. Obvious split after father rounds on secretary (8)
22. Live as a wild female bum... (6)
24. ...Terrifying female writer makes cheese (10)
25. Change egg-producer when duck leaves (4)
26. Modifies suitable commercials placed outside (6)
27. Fuss before initially rinsing acne left by mouth (6)
Down:
1. Game can get boring for Spooner (7)
2. Leave in uncovered carts, in a manner of speaking (5)
3. Eccentric theologian takes part in circle dance (7)
5. Missing sailor gets prepared to accept end of sojourn (6)
6. Element found in container with iodine and uranium in unstable mass (9)
7. Cathedral toilets are at the front, more or less (7)
8. Requirement for ace tip if coins are re-forged (13)
14. Sadly lost again in remembrance (9)
16. Thanks religious leader returning with top of cassava (7)
18. Criticise high plait (7)
19. Common and rank (7)
20. Bring back fish with extra pistachio starters as snack item (6)
23. Hang around as cleaner throws away ring (5)
Solution:
=PIANOS=PAYPAL=
=I=R=D=S=B=O=O=
SNUG=DEPOSITION
=B=O=B=E=E=A=S=
MANTRA=CANISTER
=L===L=I=T=S=L=
PLANTLIFE=WILY=
===O===I===U===
=TASK=SCRUMMAGE
=A=T=P=A=P===E=
APPARENT=BEHIND
=I=L=A=I=R=O=E=
GORGONZOLA=VARY
=C=I=U=N=I=E=A=
=ADAPTS=ADORAL=
Name: Puzzle 468
Author: by Steve Townsend

Annos-Across:
1. PIAN [O (= nothing)] S (anag Spain)(anagrind = reorganisation)
4. PAYP (A) L (anag Apply)(anagrind = anew)
9. SNUG (= guns reversed)
10. DE (= of French) POSITION (= situation)
11. MANTRA[-P(ower)] (= pit)
12. CAN [IST (= 1st)] ER (= Headmaster, possibly)
13. PLANT LIFE (anag Pelt final)(anagrind = criminal)
15. W(omens) I(nstitute) L(eft) Y (= axis)
16. T(ime) ASK (= plead)
17. S(mall) C [RUM (= strange) M(ale)] AGE (= enclosure)
21. AP (= father reversed) PA (= secretary) RENT (= split)
22. BE HIND (= Live as a wild female)
24. GORGON (= Terrifying female) ZOLA (= writer)
25. [-O (= duck)]VARY (= egg-producer)
26. AD [APT (= suitable)] S (= commercials)
27. ADO (= Fuss) R(insing) A(cne) L(eft)
Annos-Down:
1. PINBALL (= BIN PALL)
2. (c)AR [GO (= Leave)] T(s) (= uncovered carts)
3. O (= circle) DD (= theologian) BALL (= dance)
5. AB (= sailor) SE [(sojour)N] T (= prepared)
6. POT (= container) ASS [I (= iodine) U (= uranium)] M (anag mass)(anagrind = unstable)
7. LOOS (= toilets) ELY (= Cathedral)
8. SPECIFICATION (anag ace tip if coins)(anagrind = re-forged)
14. NOSTALGIA (anag lost again)(anagrind = Sadly)
16. TA (= Thanks) PI (= religious) OC (= CO reversed) A (= top)
18. UP (= high) BRAID (= plait)
19. Double Def
20. PEANUT [TUNA E(xtra) P(istachio) all reverseed]
23. HO [-O (= ring)] VER (= cleaner)
Defs-Across:
1. Music producers
4. secure transaction system
9. bar
10. Statement
11. Phrase repeated again and again
12. vessel
13. vegetation
15. Cunning
16. job
17. Struggle
21. Obvious
22. bum
24. cheese
25. Change
26. Modifies
27. by mouth
Defs-Down:
1. Game
2. a manner of speaking
3. Eccentric
5. Missing
6. Element
7. more or less
8. Requirement
14. remembrance
16. cassava
18. Criticise
19. Common
19. rank
20. snack item
23. Hang around