Level	Tool
1		Leather armor
5		Wooden sword
15		Stone tools and fishing pole
25		Stone sword and bow
35		Iron tools, buckets, flint&stone and minecarts
40		Iron sword and iron armor
45  	Gold tools, gold sword and gold armor
50		Diamond tools, Soul Sand
55		Diamond sword
60		Diamond armor

Level	Block
2		Wool
10		Wood and wood related stuff(like fences)
12		Paintings
20		Stone and stone related stuff(cobblestone or stone stairs for example)
25		Netherrack and glass
30		Redstone related stuff and glowstone
32		Bookshelves
35		Metal blocks(iron block or rails for example) NOTE: Diamond block is handled as metal block as well
42		Brewing related blocks
45		Obsidian
50		Soul sand
52		Enchantment table

Everything that is not listed here, can be used at any level.

In guilds which you are not member of, you can only use a sword, a bow and a ladder!