Taken from another post when i googled it.
Quoted........
Intel_Extreme_Masters_SeasonV_Rulebook.pdf
These values must be present in the configuration:
· cl_movespeedkey 0.52
· cl_pitchspeed 225
· cl_showevents 0
· cl_pmanstats 0
· cl_lc 1
· cl_lw 1
· gl_max_size greater than or equal to 128
· gl_monolights 0
· gl_picmip 0
· gl_polyoffset 0.1(Nvidia) / 4(ATI) (Only values that does not produce the illegal „translucency“ effect are
allowed)
· s_show 0
· s_a3d 0
· net_graph 0
· fastsprites 0
· lightgamma 2.5
· texgamma 2.0
· Jumping is only allowed by binding a key to „+jump“
· binding „+duck“ to mouse wheel is strictly forbidden
· Walking is only allowed with „+speed“
All other configuration changes are allowed as long as they do not give an unfair edge or advantage comparable to
cheating. Any modification or changing of the game using external graphics solutions or other 3rd party programs are
strictly prohibited and may be punished under the cheating paragraph.
6.2.3 Forbidden Scripts
Following scripts and variations of them are strictly forbidden:
· Turn Scripts [180° or similar]
· -mlook Scripts
· Stop-Shotscripts [Use- or Awp-Scripts]
· Centerviewscripts
· NoRecoil-Scripts
· Burstfire-Scripts
· Jump- & Bunnyhop-Scripts
· Duck-Scripts
Guessing most other LANs/Leagues don't allow it.