diff --git a/src/pools/Router.ts b/src/pools/Router.ts
index e1606b32..bef064c2 100644
--- a/src/pools/Router.ts
+++ b/src/pools/Router.ts
@@ -278,6 +278,54 @@ export class Router {
     return trxReceipt
   }
 
+  /**
+   * Estimate gas cost for removeSSContract method
+   * @param {String} address caller address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async estGasRemoveSSContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<any> {
+    const gasLimitDefault = this.GASLIMIT_DEFAULT
+    let estGas
+    try {
+      estGas = await this.router.methods
+        .removeSSContract(tokenAddress)
+        .estimateGas({ from: address }, (err, estGas) => (err ? gasLimitDefault : estGas))
+    } catch (e) {
+      estGas = gasLimitDefault
+    }
+
+    return estGas
+  }
+
+  /**
+   * Removes a new contract from ssContract list
+   * @param {String} address caller address
+   * @param {String} tokenAddress contract address to removed
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async removeSSContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<TransactionReceipt> {
+    if ((await this.getOwner()) !== address) {
+      throw new Error(`Caller is not Router Owner`)
+    }
+
+    const estGas = await this.estGasRemoveSSContract(address, tokenAddress)
+    // Invoke createToken function of the contract
+    const trxReceipt = await this.router.methods.removeSSContract(tokenAddress).send({
+      from: address,
+      gas: estGas + 1,
+      gasPrice: await getFairGasPrice(this.web3)
+    })
+
+    return trxReceipt
+  }
+
   /**
    * Estimate gas cost for addFixedRateContract method
    * @param {String} address
@@ -327,6 +375,157 @@ export class Router {
     return trxReceipt
   }
 
+  /**
+   * Estimate gas cost for addFixedRateContract method
+   * @param {String} address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async estGasRemoveFixedRateContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<any> {
+    const gasLimitDefault = this.GASLIMIT_DEFAULT
+    let estGas
+    try {
+      estGas = await this.router.methods
+        .removeFixedRateContract(tokenAddress)
+        .estimateGas({ from: address }, (err, estGas) => (err ? gasLimitDefault : estGas))
+    } catch (e) {
+      estGas = gasLimitDefault
+    }
+
+    return estGas
+  }
+
+  /**
+   * Removes a contract from fixedRate list
+   * @param {String} address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async removeFixedRateContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<TransactionReceipt> {
+    if ((await this.getOwner()) !== address) {
+      throw new Error(`Caller is not Router Owner`)
+    }
+
+    const estGas = await this.estGasRemoveFixedRateContract(address, tokenAddress)
+
+    // Invoke removeFixedRateContract function of the contract
+    const trxReceipt = await this.router.methods
+      .removeFixedRateContract(tokenAddress)
+      .send({
+        from: address,
+        gas: estGas + 1,
+        gasPrice: await getFairGasPrice(this.web3)
+      })
+
+    return trxReceipt
+  }
+
+  /**
+   * Estimate gas cost for addDispenserContract method
+   * @param {String} address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async estGasAddDispenserContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<any> {
+    const gasLimitDefault = this.GASLIMIT_DEFAULT
+    let estGas
+    try {
+      estGas = await this.router.methods
+        .addDispenserContract(tokenAddress)
+        .estimateGas({ from: address }, (err, estGas) => (err ? gasLimitDefault : estGas))
+    } catch (e) {
+      estGas = gasLimitDefault
+    }
+
+    return estGas
+  }
+
+  /**
+   * Add a new contract to dispenser list, after is added, can be used when deploying a new pool
+   * @param {String} address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async addDispenserContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<TransactionReceipt> {
+    if ((await this.getOwner()) !== address) {
+      throw new Error(`Caller is not Router Owner`)
+    }
+
+    const estGas = await this.estGasAddDispenserContract(address, tokenAddress)
+
+    // Invoke createToken function of the contract
+    const trxReceipt = await this.router.methods.addDispenserContract(tokenAddress).send({
+      from: address,
+      gas: estGas + 1,
+      gasPrice: await getFairGasPrice(this.web3)
+    })
+
+    return trxReceipt
+  }
+
+  /**
+   * Estimate gas cost for addDispenserContract method
+   * @param {String} address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async estGasRemoveDispenserContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<any> {
+    const gasLimitDefault = this.GASLIMIT_DEFAULT
+    let estGas
+    try {
+      estGas = await this.router.methods
+        .removeDispenserContract(tokenAddress)
+        .estimateGas({ from: address }, (err, estGas) => (err ? gasLimitDefault : estGas))
+    } catch (e) {
+      estGas = gasLimitDefault
+    }
+
+    return estGas
+  }
+
+  /**
+   * Add a new contract to dispenser list, after is added, can be used when deploying a new pool
+   * @param {String} address
+   * @param {String} tokenAddress contract address to add
+   * @return {Promise<TransactionReceipt>}
+   */
+  public async removeDispenserContract(
+    address: string,
+    tokenAddress: string
+  ): Promise<TransactionReceipt> {
+    if ((await this.getOwner()) !== address) {
+      throw new Error(`Caller is not Router Owner`)
+    }
+
+    const estGas = await this.estGasRemoveDispenserContract(address, tokenAddress)
+
+    // Invoke createToken function of the contract
+    const trxReceipt = await this.router.methods
+      .removeDispenserContract(tokenAddress)
+      .send({
+        from: address,
+        gas: estGas + 1,
+        gasPrice: await getFairGasPrice(this.web3)
+      })
+
+    return trxReceipt
+  }
+
   /** Get OPF Fee per token
    * @return {Promise<number>} OPF fee for a specific baseToken
    */