This proposal aims to upgrade Polkadot’s runtime to version [0.9.18](https://github.com/paritytech/polkadot/releases/tag/v0.9.18): 

Release notes, runtime changes and proposal hash can be found [HERE](https://github.com/paritytech/polkadot/releases/tag/v0.9.18). This release includes, among others, PR 4772 (login two parachains to swap slots), PR 10947 (bringing back maxnominators as a meatada constant), PR 4851 (adding proxy types for Kappa Sigma Mu) and PR 10690 (upgradable contracts using set_code function).

- Call hash for Polkadot upgrade: `0xa9ad07f0ea8e95c15247ba05a2754405acbf4de6cea8fe0cfdb94196c6093670`

Feel free to use srtool yourself to check the proposal hash. If passed by the Council, this proposal should be voted by the community and enacted after. Make sure to vote at your convenience!

Schedule the currently externally-proposed majority-carries referendum to be tabled
immediately. If there is no externally-proposed referendum currently, or if there is one
but it is not a majority-carries referendum then it fails.

The dispatch of this call must be `FastTrackOrigin`.

- `proposal_hash`: The hash of the current external proposal.
- `voting_period`: The period that is allowed for voting on this proposal. Increased to
  `FastTrackVotingPeriod` if too low.
- `delay`: The number of block after voting has ended in approval and this should be
  enacted. This doesn't have a minimum amount.

Emits `Started`.

Weight: `O(1)`

- Polkadot wants to upgrade its software to version 0.9.18.
- The upgrade includes changes to the way parachains and proxy types work.
- The proposal has a specific code called a hash.
- The proposal needs to be voted on by the community before it can be enacted.
- People can use srtool to check the proposal code.

#39 Runtime Upgrade v9180 - Polkadot Network