Splendid smorgasbord of diverse clues
ACROSS
1 Job with difficulty put on at end POSTFIX POST FIX
6 Rebel leader beginning to trash bank when retreating TYLER T RELY<
11 Shock reversal in market restricting university area TRAUMA U in MART< A
12 Standard treatment of tooth with rum for oral problem PARROTMOUTH PAR + (TOOTH RUM)*
13 American agreed about English being once estranged ALIENED E in ALINED
14 Those, according to Macbeth, taking name from Macbeth THAE THA[n]E
15 Preferred lorries moving light fittings ELECTROLIERS ELECT (LORRIES)*
18 Coat is returned mostly damaged SIMARRE IS< MARRE[d]
20 Startle, possibly, or startles RATTLES (STARTLE)*
22 Part of speech having points taken on board by one Director having too much work OVERBURDENED VERB URDE in ONE D
24 African cash windfall we invested? Only some LWEI windfal[L WE I]nvested
25 Caliph interrupting blunt believer in false god BAALITE ALI in BATE
27 C-cram i Tunes with changes in Armin van Buuren download maybe TRANCE MUSIC (C CRAM I TUNES)*
28 Cathedral city, one shunning authorisation from Bishop and Queen EXETER EXE[a]T ER
29 Old tales are desperately cut down REDES aRE DESperately
30 Show disapproval of German eleven? Local’s in good form HISSELF HISS ELF in Chambers this is dialect form of himself
DOWN
1 Insect forms turned up without colour, without life initially PUPAE UP< PA[l]E
2 Practically ignoring millions in speech ORALLY [m]ORALLY
3 Rubber cushion used in naughty recreations TYRE naughTY REcreations
4 What are covered by a lot of floral bonnets, possibly FRONTAL BONES (FLORA[l] BONNETS)* part of cranium
5 Current businessmen ultimately succinct between themselves INTER SE I businessmeN TERSE
6 Play game smartly with model moves TROLL-MY-DAMES (SMARTLY MODEL)* a game like bagatelle
7 I stay excited, having concealed gold in tropical plants YAUTIAS AU in (I STAY)*
8 Protestant system ruins hamlet in Reformation LUTHERANISM (RUINS HAMLET)*
9 Pharaoh’s statue’s head found amongst nettles RAMESES S in RAMEES
10 Soldiers and I came in round back of castle, having covered rough terrain ORIENTEERED OR I [castl]E in ENTERED
16 Book’s binding’s gross story swathed in gold GROLIER GR LIE in OR
17 River I observed in territory covered in furrows STRIATE R I in STATE
19 Lessons of history elevated in couple from Mediterranean country ISRAELI LEARS< in II
21 France recently upset about one of ambassadors FETIAL F I in LATE<
23 Was confronted with overturned drink DECAF FACED<
26 Seductions not right, producing venereal disease LUES LU[r]ES
< = reverse ( )* = anagram [ ] = omitted